diff --git a/make-mac.mk b/make-mac.mk
index 018fb8325..7af200adc 100644
--- a/make-mac.mk
+++ b/make-mac.mk
@@ -1,8 +1,8 @@
 CC=clang
 CXX=clang++
-TOPDIR=$(shell PWD)
+TOPDIR=$(shell pwd)
 
-INCLUDES=-I$(shell PWD)/rustybits/target -isystem $(TOPDIR)/ext  -I$(TOPDIR)/ext/prometheus-cpp-lite-1.0/core/include -I$(TOPDIR)/ext-prometheus-cpp-lite-1.0/3rdparty/http-client-lite/include -I$(TOPDIR)/ext/prometheus-cpp-lite-1.0/simpleapi/include
+INCLUDES=-I$(shell pwd)/rustybits/target -isystem $(TOPDIR)/ext  -I$(TOPDIR)/ext/prometheus-cpp-lite-1.0/core/include -I$(TOPDIR)/ext-prometheus-cpp-lite-1.0/3rdparty/http-client-lite/include -I$(TOPDIR)/ext/prometheus-cpp-lite-1.0/simpleapi/include
 DEFS=
 LIBS=
 ARCH_FLAGS=-arch x86_64 -arch arm64