diff --git a/cmake/Modules/FindGNURADIO.cmake b/cmake/Modules/FindGNURADIO.cmake
index 708590894..bc2aceb49 100644
--- a/cmake/Modules/FindGNURADIO.cmake
+++ b/cmake/Modules/FindGNURADIO.cmake
@@ -58,7 +58,7 @@ function(GR_MODULE EXTVAR PCNAME INCFILE LIBFILE)
     message(STATUS "Checking for GNU Radio Module: ${EXTVAR}")
 
     # check for .pc hints
-    pkg_check_modules(PC_GNURADIO_${EXTVAR} ${PCNAME})
+    pkg_check_modules(PC_GNURADIO_${EXTVAR} QUIET ${PCNAME})
 
     if(NOT PC_GNURADIO_${EXTVAR}_FOUND)
         set(PC_GNURADIO_${EXTVAR}_LIBRARIES ${LIBFILE})
diff --git a/cmake/Modules/FindVOLKGNSSSDR.cmake b/cmake/Modules/FindVOLKGNSSSDR.cmake
index d7e5822d6..2e28effe3 100644
--- a/cmake/Modules/FindVOLKGNSSSDR.cmake
+++ b/cmake/Modules/FindVOLKGNSSSDR.cmake
@@ -30,7 +30,7 @@ endif()
 
 set(PKG_CONFIG_USE_CMAKE_PREFIX_PATH TRUE)
 include(FindPkgConfig)
-pkg_check_modules(PC_VOLK_GNSSSDR volk_gnsssdr)
+pkg_check_modules(PC_VOLK_GNSSSDR QUIET volk_gnsssdr)
 
 find_path(VOLK_GNSSSDR_INCLUDE_DIRS
     NAMES volk_gnsssdr/volk_gnsssdr.h