diff --git a/include/glow/Backends/BackendOptions.h b/include/glow/Backends/BackendOptions.h
index fa5330c5f5..f4340da04b 100644
--- a/include/glow/Backends/BackendOptions.h
+++ b/include/glow/Backends/BackendOptions.h
@@ -99,6 +99,6 @@ struct BackendOptions {
 
 #undef PRINT_VALUE
 
-} // namespace glow
+}; // namespace glow
 
 #endif // GLOW_BACKENDS_BACKENDOPTIONS_H
diff --git a/include/glow/Optimizer/GraphOptimizer/CompilationContext.h b/include/glow/Optimizer/GraphOptimizer/CompilationContext.h
index e7eed29173..0c272ddbc9 100644
--- a/include/glow/Optimizer/GraphOptimizer/CompilationContext.h
+++ b/include/glow/Optimizer/GraphOptimizer/CompilationContext.h
@@ -542,6 +542,6 @@ struct CompilationContext {
 
 using CompilationMode = CompilationContext::CompilationMode;
 
-} // namespace glow
+}; // namespace glow
 
 #endif // GLOW_OPTIMIZER_GRAPHOPTIMIZER_COMPILATIONCONTEXT_H
diff --git a/lib/Backends/NNPI/tests/TestBlacklist.h b/lib/Backends/NNPI/tests/TestBlacklist.h
index 2d79fd8f39..f8fb3d4641 100644
--- a/lib/Backends/NNPI/tests/TestBlacklist.h
+++ b/lib/Backends/NNPI/tests/TestBlacklist.h
@@ -96,4 +96,4 @@ void prepareBlacklist(const std::vector<TestSetup> &testBlacklistedSetups,
     }
   }
 }
-} // namespace TestBlacklist
+}; // namespace TestBlacklist
diff --git a/lib/Importer/Caffe2ModelLoader.cpp b/lib/Importer/Caffe2ModelLoader.cpp
index bc44838e21..f99f7fa11d 100644
--- a/lib/Importer/Caffe2ModelLoader.cpp
+++ b/lib/Importer/Caffe2ModelLoader.cpp
@@ -96,7 +96,7 @@ Node *fixNonZero(Function *F, Module &mod, const std::string opName,
 
   return withMinusOnesInt;
 }
-} // namespace glow
+}; // namespace glow
 
 /// Legacy padding modes supported in caffe2.  These are used by MaxPool
 /// operators, and are defined in caffe2_legacy.proto in the caffe2 source
diff --git a/lib/Importer/ProtobufLoader.cpp b/lib/Importer/ProtobufLoader.cpp
index da45df0b75..2851b66b8a 100644
--- a/lib/Importer/ProtobufLoader.cpp
+++ b/lib/Importer/ProtobufLoader.cpp
@@ -408,4 +408,4 @@ Expected<TypeRef> ProtobufLoader::loadQuantTy(const std::string &name,
   return mod_.uniqueType(k, dims, dummyScale, thisUniqueOffset);
 }
 
-} // namespace glow
+}; // namespace glow
diff --git a/lib/Quantization/Quantization.cpp b/lib/Quantization/Quantization.cpp
index 0c244c7541..5926a768ac 100644
--- a/lib/Quantization/Quantization.cpp
+++ b/lib/Quantization/Quantization.cpp
@@ -842,7 +842,7 @@ class FunctionQuantizer : public FunctionConverter {
     cleanUp();
     assert(function_.verify() && "Conversion led to invalid function");
   }
-} // namespace
+}; // namespace
 
 } // namespace
 
diff --git a/tests/benchmark/CommonSLSEB.h b/tests/benchmark/CommonSLSEB.h
index b566421aa1..76623ba7ea 100644
--- a/tests/benchmark/CommonSLSEB.h
+++ b/tests/benchmark/CommonSLSEB.h
@@ -690,5 +690,5 @@ inline void printSummary(const std::string &runPrefix,
   printf("BenchSummary,%s,%f,%f,%f,%f\n", runPrefix.c_str(), medianRuntime,
          minRuntime, gb / medianRuntime, gb / minRuntime);
 }
-} // namespace benchmark
-} // namespace glow
+}; // namespace benchmark
+}; // namespace glow