diff --git a/Makefile b/Makefile
index f182f0e4b..5e7e6026f 100644
--- a/Makefile
+++ b/Makefile
@@ -75,12 +75,18 @@ clean:
 build:
 	mkdir -p build
 
+ifeq ($(OS),Windows_NT)
+  NIMBLE_DIR ?= $(USERPROFILE)/.nimble
+else
+  NIMBLE_DIR ?= $(HOME)/.nimble
+endif
+export NIMBLE_DIR
+
 nimble:
 	echo "Inside nimble target, checking for nimble..." && \
-	which nimble >/dev/null 2>&1 || { \
+	command -v nimble >/dev/null 2>&1 || { \
 		mv nimbledeps nimbledeps_backup 2>/dev/null || true; \
 		echo "choosenim not found, installing into $(NIMBLE_DIR)..."; \
-		export NIMBLE_DIR="$(NIMBLE_DIR)"; \
 		curl -sSf https://nim-lang.org/choosenim/init.sh | sh; \
 		mv nimbledeps_backup nimbledeps 2>/dev/null || true; \
 	}