diff --git a/openmp/libomptarget/deviceRTLs/amdgcn/src/target_impl.h b/openmp/libomptarget/deviceRTLs/amdgcn/src/target_impl.h
--- a/openmp/libomptarget/deviceRTLs/amdgcn/src/target_impl.h
+++ b/openmp/libomptarget/deviceRTLs/amdgcn/src/target_impl.h
@@ -18,10 +18,13 @@
 
 #include "amdgcn_interface.h"
 
-#include <inttypes.h>
 #include <stddef.h>
 #include <stdint.h>
 
+// subset of inttypes.h
+#define PRId64 "ld"
+#define PRIu64 "lu"
+
 #define DEVICE
 #define INLINE inline DEVICE
 #define NOINLINE __attribute__((noinline)) DEVICE
diff --git a/openmp/libomptarget/deviceRTLs/common/include/target/shuffle.h b/openmp/libomptarget/deviceRTLs/common/include/target/shuffle.h
--- a/openmp/libomptarget/deviceRTLs/common/include/target/shuffle.h
+++ b/openmp/libomptarget/deviceRTLs/common/include/target/shuffle.h
@@ -16,7 +16,7 @@
 #define LIBOMPTARGET_DEVICERTL_SHUFFLE_H
 
 #include <assert.h>
-#include <inttypes.h>
+#include <stdint.h>
 
 #pragma omp declare target