diff --git a/src/Makefile b/src/Makefile
index 60b0aa1529ba0..1bb48147a5e55 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -139,8 +139,8 @@ FLISPDIR := $(BUILDDIR)/flisp/host
 else
 FLISPDIR := $(BUILDDIR)/flisp
 endif
-FLISP_EXECUTABLE_debug := $(FLISPDIR)/flisp-debug$(EXE)
-FLISP_EXECUTABLE_release := $(FLISPDIR)/flisp$(EXE)
+FLISP_EXECUTABLE_debug := $(FLISPDIR)/flisp-debug$(BUILD_EXE)
+FLISP_EXECUTABLE_release := $(FLISPDIR)/flisp$(BUILD_EXE)
 ifeq ($(OS),WINNT)
 FLISP_EXECUTABLE := $(FLISP_EXECUTABLE_release)
 else