diff --git a/src/app/_dialogs/file-meta-dialog/file-meta-dialog.component.ts b/src/app/_dialogs/file-meta-dialog/file-meta-dialog.component.ts
index 9ec4b66..49acdcd 100644
--- a/src/app/_dialogs/file-meta-dialog/file-meta-dialog.component.ts
+++ b/src/app/_dialogs/file-meta-dialog/file-meta-dialog.component.ts
@@ -1,5 +1,8 @@
 import {Component, Inject} from '@angular/core';
+import {FormGroup} from '@angular/forms';
 import {MAT_DIALOG_DATA, MatDialogRef} from '@angular/material/dialog';
+import {FormlyFieldConfig, FormlyFormOptions} from '@ngx-formly/core';
+import {FileType} from 'sartography-workflow-lib';
 import {FileMetaDialogData} from '../../_interfaces/dialog-data';
 import {cleanUpFilename} from '../../_util/string-clean';
 
@@ -9,11 +12,56 @@ import {cleanUpFilename} from '../../_util/string-clean';
   styleUrls: ['./file-meta-dialog.component.scss']
 })
 export class FileMetaDialogComponent {
+  form: FormGroup = new FormGroup({});
+  model: any = {};
+  options: FormlyFormOptions = {};
+  fields: FormlyFieldConfig[] = [];
 
   constructor(
     public dialogRef: MatDialogRef<FileMetaDialogComponent>,
     @Inject(MAT_DIALOG_DATA) public data: FileMetaDialogData
   ) {
+      const fileTypeOptions = Object.entries(FileType).map(ft => {
+        return {
+          label: ft[0],
+          value: ft[1]
+        };
+      });
+
+      this.fields = [
+        {
+          key: 'fileName',
+          type: 'input',
+          defaultValue: this.data.fileName,
+          templateOptions: {
+            label: 'File Name',
+            placeholder: 'Name of workflow specification',
+            description: 'Enter a name, in lowercase letters, separated by underscores, that is easy for you to remember.' +
+              'It will be converted to all_lowercase_with_underscores when you save.',
+            required: true,
+          },
+        },
+        {
+          key: 'fileType',
+          type: 'select',
+          defaultValue: this.data.fileType,
+          templateOptions: {
+            label: 'File Type',
+            placeholder: 'Extension of file',
+            required: true,
+            options: fileTypeOptions,
+          },
+        },
+        {
+          key: 'file',
+          type: 'file',
+          defaultValue: this.data.file,
+          templateOptions: {
+            label: 'File',
+            required: true,
+          },
+        }
+      ];
   }
 
   onNoClick() {
diff --git a/src/app/_dialogs/open-file-dialog/open-file-dialog.component.spec.ts b/src/app/_dialogs/open-file-dialog/open-file-dialog.component.spec.ts
index b912961..48fa7b7 100644
--- a/src/app/_dialogs/open-file-dialog/open-file-dialog.component.spec.ts
+++ b/src/app/_dialogs/open-file-dialog/open-file-dialog.component.spec.ts
@@ -60,6 +60,12 @@ describe('OpenFileDialogComponent', () => {
     fixture.detectChanges();
   });
 
+  afterEach(() => {
+    httpMock.verify();
+    fixture.destroy();
+  });
+
+
   it('should create', () => {
     expect(component).toBeTruthy();
   });
diff --git a/src/app/_dialogs/workflow-spec-category-dialog/workflow-spec-category-dialog.component.spec.ts b/src/app/_dialogs/workflow-spec-category-dialog/workflow-spec-category-dialog.component.spec.ts
index bf6eec1..ae3ad13 100644
--- a/src/app/_dialogs/workflow-spec-category-dialog/workflow-spec-category-dialog.component.spec.ts
+++ b/src/app/_dialogs/workflow-spec-category-dialog/workflow-spec-category-dialog.component.spec.ts
@@ -1,3 +1,4 @@
+import {HttpClientTestingModule, HttpTestingController} from '@angular/common/http/testing';
 import {async, ComponentFixture, TestBed} from '@angular/core/testing';
 import {FormsModule, ReactiveFormsModule} from '@angular/forms';
 import {MAT_DIALOG_DATA, MatDialogModule, MatDialogRef} from '@angular/material/dialog';
@@ -7,11 +8,12 @@ import {MatInputModule} from '@angular/material/input';
 import {BrowserAnimationsModule, NoopAnimationsModule} from '@angular/platform-browser/animations';
 import {FormlyModule} from '@ngx-formly/core';
 import {FormlyMaterialModule} from '@ngx-formly/material';
-import {mockWorkflowSpecCategory0} from 'sartography-workflow-lib';
+import {ApiService, MockEnvironment, mockWorkflowSpecCategory0} from 'sartography-workflow-lib';
 import {WorkflowSpecCategoryDialogData} from '../../_interfaces/dialog-data';
 import {WorkflowSpecCategoryDialogComponent} from './workflow-spec-category-dialog.component';
 
 describe('WorkflowSpecDialogComponent', () => {
+  let httpMock: HttpTestingController;
   let component: WorkflowSpecCategoryDialogComponent;
   let fixture: ComponentFixture<WorkflowSpecCategoryDialogComponent>;
 
@@ -22,6 +24,7 @@ describe('WorkflowSpecDialogComponent', () => {
         FormlyModule.forRoot(),
         FormlyMaterialModule,
         FormsModule,
+        HttpClientTestingModule,
         MatDialogModule,
         MatFormFieldModule,
         MatIconModule,
@@ -31,6 +34,8 @@ describe('WorkflowSpecDialogComponent', () => {
       ],
       declarations: [WorkflowSpecCategoryDialogComponent],
       providers: [
+        ApiService,
+        {provide: 'APP_ENVIRONMENT', useClass: MockEnvironment},
         {
           provide: MatDialogRef,
           useValue: {
@@ -45,11 +50,17 @@ describe('WorkflowSpecDialogComponent', () => {
   }));
 
   beforeEach(() => {
+    httpMock = TestBed.inject(HttpTestingController);
     fixture = TestBed.createComponent(WorkflowSpecCategoryDialogComponent);
     component = fixture.componentInstance;
     fixture.detectChanges();
   });
 
+  afterEach(() => {
+    httpMock.verify();
+    fixture.destroy();
+  });
+
   it('should create', () => {
     expect(component).toBeTruthy();
   });
diff --git a/src/app/_interfaces/dialog-data.ts b/src/app/_interfaces/dialog-data.ts
index 47da37e..84c85ff 100644
--- a/src/app/_interfaces/dialog-data.ts
+++ b/src/app/_interfaces/dialog-data.ts
@@ -3,6 +3,7 @@ import {FileMeta, FileType, WorkflowSpec, WorkflowSpecCategory} from 'sartograph
 export interface FileMetaDialogData {
   fileName: string;
   fileType: FileType;
+  file?: File;
 }
 
 export interface NewFileDialogData {
diff --git a/src/app/_pipes/get-icon-code.pipe.ts b/src/app/_pipes/get-icon-code.pipe.ts
index 54ce11b..94c3a63 100644
--- a/src/app/_pipes/get-icon-code.pipe.ts
+++ b/src/app/_pipes/get-icon-code.pipe.ts
@@ -14,6 +14,8 @@ export class GetIconCodePipe implements PipeTransform {
         return 'image';
       case FileType.DMN:
         return 'view_list';
+      default:
+        return 'insert_drive_file';
     }
   }
 }
diff --git a/src/app/file-list/file-list.component.html b/src/app/file-list/file-list.component.html
index c4b7388..e1e5d08 100644
--- a/src/app/file-list/file-list.component.html
+++ b/src/app/file-list/file-list.component.html
@@ -5,7 +5,7 @@
       [attr.data-file-meta-id]="fm.id"
       [attr.data-workflow-spec-id]="workflowSpec.id"
     >
-      <mat-icon (click)="editFile(fm.id)" mat-list-icon>{{fm.type | getIconCode}}</mat-icon>
+      <mat-icon (click)="editFile(fm)" mat-list-icon>{{fm.type | getIconCode}}</mat-icon>
       <ng-container *ngIf="fm.type === fileType.BPMN">
         <button (click)="makePrimary(fm)" *ngIf="!fm.primary" mat-flat-button>
           <mat-icon>radio_button_unchecked</mat-icon>
@@ -16,9 +16,9 @@
           Primary process
         </button>
       </ng-container>
-      <h4 (click)="editFile(fm.id)" mat-line>{{fm.name}}</h4>
-      <p (click)="editFile(fm.id)" mat-line>{{fm.last_updated | date}}</p>
-      <button (click)="editFile(fm.id)" class="mat-elevation-z0" color="primary" mat-icon-button>
+      <h4 (click)="editFile(fm)" mat-line>{{fm.name}}</h4>
+      <p (click)="editFile(fm)" mat-line>{{fm.last_updated | date}}</p>
+      <button (click)="editFile(fm)" class="mat-elevation-z0" color="primary" mat-icon-button>
         <mat-icon>edit</mat-icon>
       </button>
       <button (click)="confirmDelete(fm)" class="mat-elevation-z0" color="warn" mat-icon-button>
diff --git a/src/app/file-list/file-list.component.spec.ts b/src/app/file-list/file-list.component.spec.ts
index dca83d0..a9a4dd5 100644
--- a/src/app/file-list/file-list.component.spec.ts
+++ b/src/app/file-list/file-list.component.spec.ts
@@ -149,7 +149,7 @@ describe('FileListComponent', () => {
   it('should navigate to modeler to edit a file', () => {
     const routerNavigateSpy = spyOn((component as any).router, 'navigate');
     component.workflowSpec = mockWorkflowSpec0;
-    component.editFile(mockFileMeta0.id);
+    component.editFile(mockFileMeta0);
     expect(routerNavigateSpy).toHaveBeenCalledWith([`/modeler/${mockWorkflowSpec0.id}/${mockFileMeta0.id}`]);
   });
 
diff --git a/src/app/file-list/file-list.component.ts b/src/app/file-list/file-list.component.ts
index 99d4f94..eb5a9ad 100644
--- a/src/app/file-list/file-list.component.ts
+++ b/src/app/file-list/file-list.component.ts
@@ -4,7 +4,8 @@ import {MatSnackBar} from '@angular/material/snack-bar';
 import {Router} from '@angular/router';
 import {ApiService, FileMeta, FileType, WorkflowSpec} from 'sartography-workflow-lib';
 import {DeleteFileDialogComponent} from '../_dialogs/delete-file-dialog/delete-file-dialog.component';
-import {DeleteFileDialogData} from '../_interfaces/dialog-data';
+import {FileMetaDialogComponent} from '../_dialogs/file-meta-dialog/file-meta-dialog.component';
+import {DeleteFileDialogData, FileMetaDialogData} from '../_interfaces/dialog-data';
 
 @Component({
   selector: 'app-file-list',
@@ -28,8 +29,38 @@ export class FileListComponent implements OnInit {
     this._loadFileMetas();
   }
 
-  editFile(fileMetaId: number) {
-    this.router.navigate([`/modeler/${this.workflowSpec.id}/${fileMetaId}`]);
+  editFile(fileMeta: FileMeta) {
+    if (fileMeta.type === FileType.BPMN ||fileMeta.type === FileType.DMN) {
+      this.router.navigate([`/modeler/${this.workflowSpec.id}/${fileMeta.id}`]);
+    } else {
+      // Show edit file meta dialog
+      this.editFileMeta(fileMeta);
+    }
+  }
+
+  editFileMeta(fm: FileMeta) {
+    const dialogRef = this.dialog.open(FileMetaDialogComponent, {
+      data: {
+        fileName: fm.name,
+        fileType: fm.type,
+        file: fm.file,
+      }
+    });
+
+    dialogRef.afterClosed().subscribe((data: FileMetaDialogData) => {
+      if (data && data.fileName && data.fileType) {
+        const newFileMeta: FileMeta = {
+          content_type: data.fileType,
+          name: data.fileName,
+          type: data.fileType,
+          file: data.file,
+        };
+        this.api.updateFileMeta(newFileMeta).subscribe(() => {
+          // Reload all fileMetas when all have been updated.
+          this._loadFileMetas();
+        });
+      }
+    });
   }
 
   confirmDelete(fm: FileMeta) {
diff --git a/src/app/workflow-spec-list/workflow-spec-list.component.spec.ts b/src/app/workflow-spec-list/workflow-spec-list.component.spec.ts
index 393857c..b07a3c5 100644
--- a/src/app/workflow-spec-list/workflow-spec-list.component.spec.ts
+++ b/src/app/workflow-spec-list/workflow-spec-list.component.spec.ts
@@ -14,7 +14,7 @@ import {
   ApiService,
   MockEnvironment,
   mockWorkflowSpec0,
-  mockWorkflowSpec1,
+  mockWorkflowSpec1, mockWorkflowSpecCategories,
   mockWorkflowSpecs
 } from 'sartography-workflow-lib';
 import {DeleteWorkflowSpecDialogComponent} from '../_dialogs/delete-workflow-spec-dialog/delete-workflow-spec-dialog.component';
@@ -69,15 +69,19 @@ describe('WorkflowSpecListComponent', () => {
   }));
 
   beforeEach(() => {
+    httpMock = TestBed.inject(HttpTestingController);
     fixture = TestBed.createComponent(WorkflowSpecListComponent);
     component = fixture.componentInstance;
-    httpMock = TestBed.inject(HttpTestingController);
     fixture.detectChanges();
 
-    const sReq = httpMock.expectOne('apiRoot/workflow-specification');
-    expect(sReq.request.method).toEqual('GET');
-    sReq.flush(mockWorkflowSpecs);
+    const catReq = httpMock.expectOne('apiRoot/workflow-specification-category');
+    expect(catReq.request.method).toEqual('GET');
+    catReq.flush(mockWorkflowSpecCategories);
+    expect(component.categories.length).toBeGreaterThan(0);
 
+    const specReq = httpMock.expectOne('apiRoot/workflow-specification');
+    expect(specReq.request.method).toEqual('GET');
+    specReq.flush(mockWorkflowSpecs);
     expect(component.workflowSpecs.length).toBeGreaterThan(0);
   });
 
diff --git a/src/app/workflow-spec-list/workflow-spec-list.component.ts b/src/app/workflow-spec-list/workflow-spec-list.component.ts
index 71d1718..d750cf4 100644
--- a/src/app/workflow-spec-list/workflow-spec-list.component.ts
+++ b/src/app/workflow-spec-list/workflow-spec-list.component.ts
@@ -118,6 +118,8 @@ export class WorkflowSpecListComponent implements OnInit {
   }
 
   private _loadWorkflowSpecCategories() {
+    console.log('=== _loadWorkflowSpecCategories ===');
+
     this.api.getWorkflowSpecCategoryList().subscribe(cats => {
       this.categories = cats;
       this.workflowSpecsByCategory = [{
@@ -137,6 +139,7 @@ export class WorkflowSpecListComponent implements OnInit {
   }
 
   private _loadWorkflowSpecs() {
+    console.log('=== _loadWorkflowSpecs ===');
    this.api.getWorkflowSpecList().subscribe(wfs => {
       this.workflowSpecs = wfs;
       this.workflowSpecsByCategory.forEach(cat => {