diff --git a/makefiles/Makefile.dotnet.mk b/makefiles/Makefile.dotnet.mk
index 31b34c04c1..ce37619be8 100644
--- a/makefiles/Makefile.dotnet.mk
+++ b/makefiles/Makefile.dotnet.mk
@@ -231,9 +231,6 @@ $(foreach example,$(DOTNET_EXAMPLES),$(eval $(call dotnet-example-target,$(examp
 
 # Tests
 define dotnet-test-target =
-$(TEMP_DOTNET_DIR)/$1: | $(TEMP_DOTNET_DIR)
-	-$(MKDIR) $(TEMP_DOTNET_DIR)$S$1
-
 $(TEMP_DOTNET_DIR)/$1/%: \
  $(SRC_DIR)/ortools/$1/csharp/%.cs \
  | $(TEMP_DOTNET_DIR)/$1
diff --git a/makefiles/Makefile.java.mk b/makefiles/Makefile.java.mk
index 5f7d3bd482..3e120c84e2 100644
--- a/makefiles/Makefile.java.mk
+++ b/makefiles/Makefile.java.mk
@@ -231,9 +231,6 @@ $(foreach example,$(JAVA_EXAMPLES),$(eval $(call java-example-target,$(example))
 
 # Tests
 define java-test-target =
-$(TEMP_JAVA_DIR)/$1: | $(TEMP_JAVA_DIR)
-	-$(MKDIR) $(TEMP_JAVA_DIR)$S$1
-
 $(TEMP_JAVA_DIR)/$1/%: \
  $(SRC_DIR)/ortools/$1/java/%.java \
  | $(TEMP_JAVA_DIR)/$1