diff --git a/command/build.go b/command/build.go
index b48d248d5..330e05e64 100644
--- a/command/build.go
+++ b/command/build.go
@@ -437,6 +437,7 @@ Options:
   -var 'key=value'              Variable for templates, can be used multiple times.
   -var-file=path                JSON or HCL2 file containing user variables, can be used multiple times.
   -warn-on-undeclared-var       Display warnings for user variable files containing undeclared variables.
+  -ignore-prerelease-plugins    Disable the loading of prerelease plugin binaries (x.y.z-dev).
 `
 
 	return strings.TrimSpace(helpText)
diff --git a/command/cli.go b/command/cli.go
index 2fa3c02fd..0cd82c274 100644
--- a/command/cli.go
+++ b/command/cli.go
@@ -91,7 +91,7 @@ func (ba *BuildArgs) AddFlagSets(flags *flag.FlagSet) {
 
 	flags.BoolVar(&ba.MetaArgs.WarnOnUndeclaredVar, "warn-on-undeclared-var", false, "Show warnings for variable files containing undeclared variables.")
 
-	flags.BoolVar(&ba.ReleaseOnly, "ignore-prerelease-plugins", false, "Disable the loading of prerelease plugin binaries (x.y.z-<prerelease-name>.")
+	flags.BoolVar(&ba.ReleaseOnly, "ignore-prerelease-plugins", false, "Disable the loading of prerelease plugin binaries (x.y.z-dev).")
 
 	ba.MetaArgs.AddFlagSets(flags)
 }
@@ -146,7 +146,7 @@ func (va *ValidateArgs) AddFlagSets(flags *flag.FlagSet) {
 	flags.BoolVar(&va.SyntaxOnly, "syntax-only", false, "check syntax only")
 	flags.BoolVar(&va.NoWarnUndeclaredVar, "no-warn-undeclared-var", false, "Ignore warnings for variable files containing undeclared variables.")
 	flags.BoolVar(&va.EvaluateDatasources, "evaluate-datasources", false, "evaluate datasources for validation (HCL2 only, may incur costs)")
-	flags.BoolVar(&va.ReleaseOnly, "ignore-prerelease-plugins", false, "Disable the loading of prerelease plugin binaries (x.y.z-<prerelease-name>.")
+	flags.BoolVar(&va.ReleaseOnly, "ignore-prerelease-plugins", false, "Disable the loading of prerelease plugin binaries (x.y.z-dev).")
 
 	va.MetaArgs.AddFlagSets(flags)
 }
diff --git a/command/validate.go b/command/validate.go
index da41e30cf..47d88a901 100644
--- a/command/validate.go
+++ b/command/validate.go
@@ -123,6 +123,7 @@ Options:
   -var-file=path                JSON or HCL2 file containing user variables, can be used multiple times.
   -no-warn-undeclared-var       Disable warnings for user variable files containing undeclared variables.
   -evaluate-datasources         Evaluate data sources during validation (HCL2 only, may incur costs); Defaults to false. 
+  -ignore-prerelease-plugins    Disable the loading of prerelease plugin binaries (x.y.z-dev).
 `
 
 	return strings.TrimSpace(helpText)