diff --git a/debian/rules b/debian/rules
index fd19d398..9736399f 100755
--- a/debian/rules
+++ b/debian/rules
@@ -485,7 +485,7 @@ debian-libcxx-build:
 	-DLIBCXXABI_LIBCXX_INCLUDES=$(BASE_PATH)/$(TARGET_BUILD_STAGE2)/include/c++/v1/ \
 	-DLIBCXXABI_ENABLE_EXCEPTIONS=$(LIBCXX_EXCEPTIONS) \
 	-DLLVM_ENABLE_RTTI=ON && \
-	$(PRE_PROCESS_CONF) make $(NJOBS) $(VERBOSE) CXXFLAGS="$(CXXFLAGS_EXTRA)" LDFLAGS="$(LDFLAGS_EXTRA)"
+	$(PRE_PROCESS) make $(NJOBS) $(VERBOSE) CXXFLAGS="$(CXXFLAGS_EXTRA)" LDFLAGS="$(LDFLAGS_EXTRA)"
 	touch $@
 
 debian-libcxxabi-build:
@@ -502,7 +502,7 @@ debian-libcxxabi-build:
 	-DLIBCXX_CXX_ABI_LIBRARY_PATH=$(BASE_PATH)/libcxxabi/build/lib \
 	-DLIBCXX_ENABLE_EXCEPTIONS=$(LIBCXX_EXCEPTIONS) \
 	-DLIBCXX_INSTALL_EXPERIMENTAL_LIBRARY=ON && \
-	$(PRE_PROCESS_CONF) make $(NJOBS) $(VERBOSE) CXXFLAGS="$(CXXFLAGS_EXTRA)" LDFLAGS="$(LDFLAGS_EXTRA)"
+	$(PRE_PROCESS) make $(NJOBS) $(VERBOSE) CXXFLAGS="$(CXXFLAGS_EXTRA)" LDFLAGS="$(LDFLAGS_EXTRA)"
 	touch $@
 
 debian-libclc-build:
@@ -516,12 +516,12 @@ debian-libclc-build:
 	fi; \
 	echo "Using cmake: $$CMAKE_BIN"; \
 	cd libclc/build && \
-	$$CMAKE_BIN ../ \
+	$(PRE_PROCESS_CONF) $(CMAKE_BIN) ../ \
 	-DCMAKE_INSTALL_DATADIR=/usr/lib \
 	-DCMAKE_INSTALL_INCLUDEDIR=/usr/include \
 	-DLLVM_CONFIG=$(CURDIR)/$(TARGET_BUILD_STAGE2)/bin/llvm-config \
 	-DLIBCLC_TARGETS_TO_BUILD="amdgcn--;amdgcn--amdhsa;r600--;nvptx--;nvptx64--;nvptx--nvidiacl;nvptx64--nvidiacl"; \
-	make $(NJOBS) $(VERBOSE)
+	$(PRE_PROCESS) make $(NJOBS) $(VERBOSE)
 	touch $@
 
 override_dh_auto_build: debian-full-build debian-libfuzzer-build debian-libcxx-build debian-libcxxabi-build debian-libclc-build