diff --git a/flyctl/cmd/fly_extensions_mysql_update.md b/flyctl/cmd/fly_extensions_mysql_update.md
index 47910184c2..775c2e07f3 100644
--- a/flyctl/cmd/fly_extensions_mysql_update.md
+++ b/flyctl/cmd/fly_extensions_mysql_update.md
@@ -12,7 +12,6 @@ fly extensions mysql update <database_name> [flags]
   -a, --app string      Application name
   -c, --config string   Path to application configuration file
       --cpu int         The number of CPUs assigned to each cluster member
-      --disk int        Disk size (in GB) assigned to each cluster member
   -h, --help            help for update
       --memory int      Memory (in GB) assigned to each cluster member
   -o, --org string      The target Fly.io organization
diff --git a/flyctl/cmd/fly_mysql_update.md b/flyctl/cmd/fly_mysql_update.md
index bd5108d121..ed5f4bf126 100644
--- a/flyctl/cmd/fly_mysql_update.md
+++ b/flyctl/cmd/fly_mysql_update.md
@@ -12,7 +12,6 @@ fly mysql update <database_name> [flags]
   -a, --app string      Application name
   -c, --config string   Path to application configuration file
       --cpu int         The number of CPUs assigned to each cluster member
-      --disk int        Disk size (in GB) assigned to each cluster member
   -h, --help            help for update
       --memory int      Memory (in GB) assigned to each cluster member
   -o, --org string      The target Fly.io organization