diff --git a/src/lottie/lottieparser.cpp b/src/lottie/lottieparser.cpp
index faf1486b86..5f88aebdf7 100644
--- a/src/lottie/lottieparser.cpp
+++ b/src/lottie/lottieparser.cpp
@@ -1250,6 +1250,7 @@ LOTTrimData::TrimType LottieParserImpl::getTrimType()
         break;
     default:
         RAPIDJSON_ASSERT(0);
+        return LOTTrimData::TrimType::Simultaneously;
         break;
     }
 }
diff --git a/src/vector/vmatrix.cpp b/src/vector/vmatrix.cpp
index 334e33e7dd..f602468dc3 100644
--- a/src/vector/vmatrix.cpp
+++ b/src/vector/vmatrix.cpp
@@ -639,6 +639,7 @@ VRect VMatrix::map(const VRect &rect) const
     } else {
         // Not supported
         assert(0);
+        return {};
     }
 }