diff --git a/src/bin/pg_basebackup/bbstreamer_gzip.c b/src/bin/pg_basebackup/bbstreamer_gzip.c
index 2c16e628825..894f8571038 100644
--- a/src/bin/pg_basebackup/bbstreamer_gzip.c
+++ b/src/bin/pg_basebackup/bbstreamer_gzip.c
@@ -11,6 +11,8 @@
 
 #include "postgres_fe.h"
 
+#include <unistd.h>
+
 #ifdef HAVE_LIBZ
 #include <zlib.h>
 #endif
diff --git a/src/bin/pg_verifybackup/t/009_extract.pl b/src/bin/pg_verifybackup/t/009_extract.pl
index f1091ffea7a..51b77e4bfe6 100644
--- a/src/bin/pg_verifybackup/t/009_extract.pl
+++ b/src/bin/pg_verifybackup/t/009_extract.pl
@@ -36,7 +36,7 @@ for my $tc (@test_configuration)
 	my $method = $tc->{'compression_method'};
 
 	SKIP: {
-		skip "$method compression not supported by this build", 3
+		skip "$method compression not supported by this build", 2
 			if ! $tc->{'enabled'};
 
 		# Take backup with server compression enabled.