diff --git a/lang/go121/Makefile b/lang/go121/Makefile
--- a/lang/go121/Makefile
+++ b/lang/go121/Makefile
@@ -1,4 +1,4 @@
-DISTVERSION=	1.21.5
+DISTVERSION=	1.21.6
 # Always set PORTREVISION explicitly as otherwise they are inherited from lang/go-devel
 PORTREVISION=	0
 MASTER_SITES=	https://golang.org/dl/ \
diff --git a/lang/go121/distinfo b/lang/go121/distinfo
--- a/lang/go121/distinfo
+++ b/lang/go121/distinfo
@@ -1,6 +1,6 @@
-TIMESTAMP = 1701913578
-SHA256 (go1.21.5.src.tar.gz) = 285cbbdf4b6e6e62ed58f370f3f6d8c30825d6e56c5853c66d3c23bcdb09db19
-SIZE (go1.21.5.src.tar.gz) = 26986890
+TIMESTAMP = 1706756561
+SHA256 (go1.21.6.src.tar.gz) = 124926a62e45f78daabbaedb9c011d97633186a33c238ffc1e25320c02046248
+SIZE (go1.21.6.src.tar.gz) = 27058459
 SHA256 (go-freebsd-arm64-go1.20.tar.xz) = 674e0a9bce8b64dcc085b000eb83ae880e96be1ee47dad6ec86c82dbe5550623
 SIZE (go-freebsd-arm64-go1.20.tar.xz) = 32640640
 SHA256 (go-freebsd-amd64-go1.20.tar.xz) = 170f612c4b8a59400f27d642aab37afa831fe2d6df3e7473dec2d4574a59a46c