diff --git a/Makefile b/Makefile
index 1ab786a..fc9ad66 100644
--- a/Makefile
+++ b/Makefile
@@ -12,10 +12,10 @@ ifneq ("$(shell findstr ZABBIX_RC_NUM $(TOPDIR)\windres\resource.h)","")
 ifeq ("$(WINDRES_FLAGS)","")
 WINDRES_FLAGS := \
 	-D ZABBIX_LICENSE_YEARS='\"$(word 3,$(shell findstr Copyright $(TOPDIR)\main.go | findstr 2001-20))\"' \
-	-D ZABBIX_VERSION_MAJOR=$(lastword $(shell findstr const $(TOPDIR)\main.go | findstr VERSION_MAJOR)) \
-	-D ZABBIX_VERSION_MINOR=$(lastword $(shell findstr const $(TOPDIR)\main.go | findstr VERSION_MINOR)) \
-	-D ZABBIX_VERSION_PATCH=$(lastword $(shell findstr const $(TOPDIR)\main.go | findstr VERSION_PATCH)) \
-	-D ZABBIX_VERSION_RC='\"$(lastword $(shell findstr const $(TOPDIR)\main.go | findstr VERSION_RC))\"' \
+	-D ZABBIX_VERSION_MAJOR=$(lastword $(shell findstr VERSION_MAJOR $(TOPDIR)\main.go | findstr =)) \
+	-D ZABBIX_VERSION_MINOR=$(lastword $(shell findstr VERSION_MINOR $(TOPDIR)\main.go | findstr =)) \
+	-D ZABBIX_VERSION_PATCH=$(lastword $(shell findstr VERSION_PATCH $(TOPDIR)\main.go | findstr =)) \
+	-D ZABBIX_VERSION_RC='\"$(lastword $(shell findstr VERSION_RC $(TOPDIR)\main.go | findstr =))\"' \
 	-D ZABBIX_VERSION_RC_NUM=1000
 endif
 endif