diff --git a/cpp/cmake_modules/FindGFlags.cmake b/cpp/cmake_modules/FindGFlags.cmake
index 9eaf82497cd..63a55d75133 100644
--- a/cpp/cmake_modules/FindGFlags.cmake
+++ b/cpp/cmake_modules/FindGFlags.cmake
@@ -33,6 +33,12 @@ if (MSVC AND NOT GFLAGS_MSVC_STATIC_LIB_SUFFIX)
   set(GFLAGS_MSVC_STATIC_LIB_SUFFIX "_static")
 endif()
 
+set(GFLAGS_STATIC_LIB_SUFFIX
+  "${GFLAGS_MSVC_STATIC_LIB_SUFFIX}${CMAKE_STATIC_LIBRARY_SUFFIX}")
+
+set(GFLAGS_STATIC_LIB_NAME
+  ${CMAKE_STATIC_LIBRARY_PREFIX}gflags${GFLAGS_STATIC_LIB_SUFFIX})
+
 if ( _gflags_roots )
   find_path(GFLAGS_INCLUDE_DIR NAMES gflags/gflags.h
     PATHS ${_gflags_roots}
@@ -42,7 +48,7 @@ if ( _gflags_roots )
     PATHS ${_gflags_roots}
     NO_DEFAULT_PATH
     PATH_SUFFIXES "lib" )
-  find_library(GFLAGS_STATIC_LIB NAMES ${CMAKE_STATIC_LIBRARY_PREFIX}gflags${GFLAGS_MSVC_STATIC_LIB_SUFFIX}
+  find_library(GFLAGS_STATIC_LIB NAMES ${GFLAGS_STATIC_LIB_NAME}
     PATHS ${_gflags_roots}
     NO_DEFAULT_PATH
     PATH_SUFFIXES "lib" )
@@ -54,7 +60,7 @@ else()
   find_library(GFLAGS_SHARED_LIB gflags
     NO_CMAKE_SYSTEM_PATH
     NO_SYSTEM_ENVIRONMENT_PATH)
-  find_library(GFLAGS_STATIC_LIB ${CMAKE_STATIC_LIBRARY_PREFIX}gflags${GFLAGS_MSVC_STATIC_LIB_SUFFIX}
+  find_library(GFLAGS_STATIC_LIB ${GFLAGS_STATIC_LIB_NAME}
     NO_CMAKE_SYSTEM_PATH
     NO_SYSTEM_ENVIRONMENT_PATH)
 endif()