diff --git a/src/cmd/dist/build.go b/src/cmd/dist/build.go
index 024050c2dd..c26f55f2cb 100644
--- a/src/cmd/dist/build.go
+++ b/src/cmd/dist/build.go
@@ -1828,9 +1828,10 @@ var cgoEnabled = map[string]bool{
 // get filtered out of cgoEnabled for 'dist list'.
 // See go.dev/issue/56679.
 var broken = map[string]bool{
-	"linux/sparc64":  true, // An incomplete port. See CL 132155.
-	"openbsd/mips64": true, // Broken: go.dev/issue/58110.
-	"windows/arm":    true, // Broken: go.dev/issue/68552.
+	"freebsd/riscv64": true, // Broken: go.dev/issue/73568.
+	"linux/sparc64":   true, // An incomplete port. See CL 132155.
+	"openbsd/mips64":  true, // Broken: go.dev/issue/58110.
+	"windows/arm":     true, // Broken: go.dev/issue/68552.
 }
 
 // List of platforms which are first class ports. See go.dev/issue/38874.
diff --git a/src/internal/platform/zosarch.go b/src/internal/platform/zosarch.go
index ebde978a23..7a5e808b94 100644
--- a/src/internal/platform/zosarch.go
+++ b/src/internal/platform/zosarch.go
@@ -74,7 +74,7 @@ var distInfo = map[OSArch]osArchInfo{
 	{"freebsd", "amd64"}:   {CgoSupported: true},
 	{"freebsd", "arm"}:     {CgoSupported: true},
 	{"freebsd", "arm64"}:   {CgoSupported: true},
-	{"freebsd", "riscv64"}: {CgoSupported: true},
+	{"freebsd", "riscv64"}: {CgoSupported: true, Broken: true},
 	{"illumos", "amd64"}:   {CgoSupported: true},
 	{"ios", "amd64"}:       {CgoSupported: true},
 	{"ios", "arm64"}:       {CgoSupported: true},