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-rw-r--r--absl/random/internal/pcg_engine.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/absl/random/internal/pcg_engine.h b/absl/random/internal/pcg_engine.h
index b5df4eafffa4..53c23fe1b492 100644
--- a/absl/random/internal/pcg_engine.h
+++ b/absl/random/internal/pcg_engine.h
@@ -24,6 +24,7 @@
 #include "absl/random/internal/iostream_state_saver.h"
 
 namespace absl {
+ABSL_NAMESPACE_BEGIN
 namespace random_internal {
 
 // pcg_engine is a simplified implementation of Melissa O'Neil's PCG engine in
@@ -300,6 +301,7 @@ using pcg32_2018_engine = pcg_engine<
     random_internal::pcg_xsh_rr_64_32>;
 
 }  // namespace random_internal
+ABSL_NAMESPACE_END
 }  // namespace absl
 
 #endif  // ABSL_RANDOM_INTERNAL_PCG_ENGINE_H_