diff --git a/include/sdbusplus/bus.hpp b/include/sdbusplus/bus.hpp
index a0b0b11..2ffaa82 100644
--- a/include/sdbusplus/bus.hpp
+++ b/include/sdbusplus/bus.hpp
@@ -14,6 +14,11 @@
 #include <string>
 #include <vector>
 
+#ifdef __clang__
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wc99-extensions"
+#endif
+
 namespace sdbusplus
 {
 
@@ -597,3 +602,7 @@
 }
 
 } // namespace sdbusplus
+
+#ifdef __clang__
+#pragma clang diagnostic pop
+#endif
diff --git a/include/sdbusplus/message.hpp b/include/sdbusplus/message.hpp
index 77a54c3..055a639 100644
--- a/include/sdbusplus/message.hpp
+++ b/include/sdbusplus/message.hpp
@@ -15,6 +15,11 @@
 #include <type_traits>
 #include <utility>
 
+#ifdef __clang__
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wc99-extensions"
+#endif
+
 namespace sdbusplus
 {
 
@@ -491,3 +496,7 @@
 } // namespace message
 
 } // namespace sdbusplus
+
+#ifdef __clang__
+#pragma clang diagnostic pop
+#endif
diff --git a/src/exception.cpp b/src/exception.cpp
index 17a988d..b58bd01 100644
--- a/src/exception.cpp
+++ b/src/exception.cpp
@@ -3,6 +3,11 @@
 #include <stdexcept>
 #include <utility>
 
+#ifdef __clang__
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wc99-extensions"
+#endif
+
 namespace sdbusplus
 {
 namespace exception
@@ -143,3 +148,7 @@
 
 } // namespace exception
 } // namespace sdbusplus
+
+#ifdef __clang__
+#pragma clang diagnostic pop
+#endif