diff --git a/config.nims b/config.nims
index 325acb1e..6942fe2c 100644
--- a/config.nims
+++ b/config.nims
@@ -2,3 +2,9 @@
 when system.fileExists("nimble.paths"):
   include "nimble.paths"
 # end Nimble config
+
+# This is workaround for `mingw64-gcc-12.1.0` issue.
+# https://github.com/nim-lang/Nim/pull/19197
+# Should be removed when https://github.com/status-im/nim-chronos/issues/284
+# will be implemented.
+switch("define", "nimRawSetjmp")
diff --git a/tests/config.nims b/tests/config.nims
index 165e2f85..e1d01894 100644
--- a/tests/config.nims
+++ b/tests/config.nims
@@ -1,3 +1,9 @@
 switch("threads", "on")
 # switch("hints", "off")
 # switch("verbosity", "0")
+
+# This is workaround for `mingw64-gcc-12.1.0` issue.
+# https://github.com/nim-lang/Nim/pull/19197
+# Should be removed when https://github.com/status-im/nim-chronos/issues/284
+# will be implemented.
+switch("define", "nimRawSetjmp")