diff --git a/cmd/iamctl/go.mod b/cmd/iamctl/go.mod
index 41cd1028..967cbe84 100644
--- a/cmd/iamctl/go.mod
+++ b/cmd/iamctl/go.mod
@@ -4,7 +4,7 @@ go 1.17
 
 require (
 	cloud.google.com/go/spanner v1.27.0
-	firebase.google.com/go/v4 v4.6.0
+	firebase.google.com/go/v4 v4.6.1
 	github.com/spf13/cobra v1.2.1
 	github.com/spf13/pflag v1.0.5
 	github.com/spf13/viper v1.9.0
diff --git a/cmd/iamctl/go.sum b/cmd/iamctl/go.sum
index 869081d8..f63720fd 100644
--- a/cmd/iamctl/go.sum
+++ b/cmd/iamctl/go.sum
@@ -54,8 +54,8 @@ cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RX
 cloud.google.com/go/storage v1.10.0 h1:STgFzyU5/8miMl0//zKh2aQeTyeaUH3WN9bSUiJ09bA=
 cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
-firebase.google.com/go/v4 v4.6.0 h1:fac0vXsx4luc8p/cB5T6IrSjyVKP12QN9bm2VG71auM=
-firebase.google.com/go/v4 v4.6.0/go.mod h1:UgGSTOhEZVbB2L3dQ3z4pThDTiH869i8TDAZKnrHKbU=
+firebase.google.com/go/v4 v4.6.1 h1:rvWAqW1tRVHJJuJUof8SIdL1Cc4k1yaPbO+wLKKJZiQ=
+firebase.google.com/go/v4 v4.6.1/go.mod h1:UgGSTOhEZVbB2L3dQ3z4pThDTiH869i8TDAZKnrHKbU=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=