diff --git a/Makefile.host b/Makefile.host
index 5bf662d9a..3220f7add 100644
--- a/Makefile.host
+++ b/Makefile.host
@@ -15,6 +15,12 @@ FALSE = false
 
 CFLAGS ?= -Wall -Werror -O3
 CFLAGS += $(MYDEFS) $(MYCFLAGS) $(MYINCLUDES)
+ifneq (,$(PM3_BIN_PATH))
+    CFLAGS += -DPM3_BIN_PATH=\"$(PM3_BIN_PATH)\"
+endif
+ifneq (,$(PM3_SHARE_PATH))
+    CFLAGS += -DPM3_SHARE_PATH=\"$(PM3_SHARE_PATH)\"
+endif
 
 platform = $(shell uname)
 
diff --git a/client/Makefile b/client/Makefile
index f33c1ae9e..d9e43d445 100644
--- a/client/Makefile
+++ b/client/Makefile
@@ -66,6 +66,12 @@ INCLUDES_CLIENT = -I. -I../include -I../common -Iuart $(LIBS)
 CFLAGS ?= -Wall -Werror -g -O3
 # We cannot just use CFLAGS+=... because it has impact on sub-makes if CFLAGS is defined in env:
 PM3CFLAGS = $(CFLAGS) -std=c99 -D_ISOC99_SOURCE $(INCLUDES_CLIENT)
+ifneq (,$(PM3_BIN_PATH))
+    PM3CFLAGS += -DPM3_BIN_PATH=\"$(PM3_BIN_PATH)\"
+endif
+ifneq (,$(PM3_SHARE_PATH))
+    PM3CFLAGS += -DPM3_SHARE_PATH=\"$(PM3_SHARE_PATH)\"
+endif
 ifneq (,$(findstring MINGW,$(platform)))
     PM3CFLAGS += -mno-ms-bitfields
 endif