diff --git a/tools/frame_address_decoder.cc b/tools/frame_address_decoder.cc
index 60410521..858c7232 100644
--- a/tools/frame_address_decoder.cc
+++ b/tools/frame_address_decoder.cc
@@ -16,7 +16,7 @@ int main(int argc, char *argv[]) {
 	}
 
 	for (uint32_t frame_address_raw;
-	     (*input_stream) >> std::hex >> frame_address_raw;
+	     (*input_stream) >> std::setbase(0) >> frame_address_raw;
 	     ) {
 		xc7series::ConfigurationFrameAddress frame_address(frame_address_raw);
 		std::cout << "["