diff --git a/src/backend/main/main.c b/src/backend/main/main.c
index f8f7ebbd445..f243a8d793f 100644
--- a/src/backend/main/main.c
+++ b/src/backend/main/main.c
@@ -37,6 +37,7 @@
 
 #include "bootstrap/bootstrap.h"
 #include "common/username.h"
+#include "miscadmin.h"
 #include "port/atomics.h"
 #include "postmaster/postmaster.h"
 #include "storage/spin.h"
@@ -99,6 +100,7 @@ main(int argc, char *argv[])
 	 * localization of messages may not work right away, and messages won't go
 	 * anywhere but stderr until GUC settings get loaded.
 	 */
+	MyProcPid = getpid();
 	MemoryContextInit();
 
 	/*
diff --git a/src/backend/postmaster/fork_process.c b/src/backend/postmaster/fork_process.c
index c75be03d2c3..bc1f95ec009 100644
--- a/src/backend/postmaster/fork_process.c
+++ b/src/backend/postmaster/fork_process.c
@@ -17,6 +17,7 @@
 #include <sys/time.h>
 #include <unistd.h>
 
+#include "miscadmin.h"
 #include "postmaster/fork_process.h"
 
 #ifndef WIN32
@@ -60,6 +61,7 @@ fork_process(void)
 	if (result == 0)
 	{
 		/* fork succeeded, in child */
+		MyProcPid = getpid();
 #ifdef LINUX_PROFILE
 		setitimer(ITIMER_PROF, &prof_itimer, NULL);
 #endif
diff --git a/src/backend/postmaster/postmaster.c b/src/backend/postmaster/postmaster.c
index 918363c38bc..e0210d091e4 100644
--- a/src/backend/postmaster/postmaster.c
+++ b/src/backend/postmaster/postmaster.c
@@ -2690,14 +2690,13 @@ ClosePostmasterPorts(bool am_syslogger)
 
 
 /*
- * InitProcessGlobals -- set MyProcPid, MyStartTime[stamp], random seeds
+ * InitProcessGlobals -- set MyStartTime[stamp], random seeds
  *
  * Called early in the postmaster and every backend.
  */
 void
 InitProcessGlobals(void)
 {
-	MyProcPid = getpid();
 	MyStartTimestamp = GetCurrentTimestamp();
 	MyStartTime = timestamptz_to_time_t(MyStartTimestamp);