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-rw-r--r--CMakeLists.txt2
1 files changed, 1 insertions, 1 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt
index f74a13c1..10185c8e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -73,7 +73,7 @@ set(NNG_MINOR_VERSION ${CMAKE_MATCH_1})
string(REGEX MATCH "NNG_PATCH_VERSION ([0-9]*)" _ ${nng_ver_h})
set(NNG_PATCH_VERSION ${CMAKE_MATCH_1})
string(REGEX MATCH "NNG_RELEASE_SUFFIX \"([a-z0-9]*)\"" _ ${nng_ver_h})
-if (NOT (${CMAKE_MATCH_1} STREQUAL ""))
+if (NOT ("${CMAKE_MATCH_1}" STREQUAL ""))
set(NNG_PRERELEASE "-${CMAKE_MATCH_1}")
endif ()