diff --git a/http/sys_generate_root.go b/http/sys_generate_root.go
index 418b1a4fd..3697f8035 100644
--- a/http/sys_generate_root.go
+++ b/http/sys_generate_root.go
@@ -120,7 +120,7 @@ func handleSysGenerateRootUpdate(core *vault.Core) http.Handler {
 		if req.Key == "" {
 			respondError(
 				w, http.StatusBadRequest,
-				errors.New("'key' must specified in request body as JSON"))
+				errors.New("'key' must be specified in request body as JSON"))
 			return
 		}
 
diff --git a/http/sys_rekey.go b/http/sys_rekey.go
index 023452c18..bd597b61b 100644
--- a/http/sys_rekey.go
+++ b/http/sys_rekey.go
@@ -168,7 +168,7 @@ func handleSysRekeyUpdate(core *vault.Core, recovery bool) http.Handler {
 		if req.Key == "" {
 			respondError(
 				w, http.StatusBadRequest,
-				errors.New("'key' must specified in request body as JSON"))
+				errors.New("'key' must be specified in request body as JSON"))
 			return
 		}
 
diff --git a/http/sys_seal.go b/http/sys_seal.go
index 07ffbcd5b..ef2430495 100644
--- a/http/sys_seal.go
+++ b/http/sys_seal.go
@@ -88,7 +88,7 @@ func handleSysUnseal(core *vault.Core) http.Handler {
 		if !req.Reset && req.Key == "" {
 			respondError(
 				w, http.StatusBadRequest,
-				errors.New("'key' must specified in request body as JSON, or 'reset' set to true"))
+				errors.New("'key' must be specified in request body as JSON, or 'reset' set to true"))
 			return
 		}