diff --git a/cmake/Modules/SetupPython.cmake b/cmake/Modules/SetupPython.cmake
index 89e7bbc2d..e7930778d 100644
--- a/cmake/Modules/SetupPython.cmake
+++ b/cmake/Modules/SetupPython.cmake
@@ -172,7 +172,7 @@ else()
     endif()
 endif()
 
-if(${PYTHON_VERSION_MAJOR} VERSION_EQUAL 3)
+if("${PYTHON_VERSION_MAJOR}" VERSION_EQUAL 3)
     set(PYTHON3 TRUE)
 endif()
 
diff --git a/src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/cmake/Modules/VolkPython.cmake b/src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/cmake/Modules/VolkPython.cmake
index 697fe8c3b..c3d4f61ee 100644
--- a/src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/cmake/Modules/VolkPython.cmake
+++ b/src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/cmake/Modules/VolkPython.cmake
@@ -170,7 +170,7 @@ else()
     endif()
 endif()
 
-if(${PYTHON_VERSION_MAJOR} VERSION_EQUAL 3)
+if("${PYTHON_VERSION_MAJOR}" VERSION_EQUAL 3)
     set(PYTHON3 TRUE)
 endif()