diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0b3d443cc..d3c95eea4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -403,7 +403,7 @@ set(GNSSSDR_GNSS_SIM_LOCAL_VERSION "master")
 set(GNSSSDR_GPSTK_LOCAL_VERSION "2.10.6")
 set(GNSSSDR_MATIO_LOCAL_VERSION "1.5.16")
 set(GNSSSDR_PUGIXML_LOCAL_VERSION "1.9")
-set(GNSSSDR_PROTOCOLBUFFERS_LOCAL_VERSION "3.8.0")
+set(GNSSSDR_PROTOCOLBUFFERS_LOCAL_VERSION "3.9.0")
 
 if(CMAKE_VERSION VERSION_LESS "3.0.2") # Fix for CentOS 7
     set(GNSSSDR_GFLAGS_LOCAL_VERSION "2.2.1")