diff --git a/builder/amazon/ebs/builder.go b/builder/amazon/ebs/builder.go
index dd4ff246d..197046152 100644
--- a/builder/amazon/ebs/builder.go
+++ b/builder/amazon/ebs/builder.go
@@ -107,6 +107,7 @@ func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packe
 		},
 		&awscommon.StepKeyPair{
 			Debug:                b.config.PackerDebug,
+			SSHAgentAuth:         b.config.Comm.SSHAgentAuth,
 			DebugKeyPath:         fmt.Sprintf("ec2_%s.pem", b.config.PackerBuildName),
 			KeyPairName:          b.config.SSHKeyPairName,
 			TemporaryKeyPairName: b.config.TemporaryKeyPairName,
diff --git a/builder/amazon/ebsvolume/builder.go b/builder/amazon/ebsvolume/builder.go
index 818dd92d7..cb70aec47 100644
--- a/builder/amazon/ebsvolume/builder.go
+++ b/builder/amazon/ebsvolume/builder.go
@@ -101,6 +101,7 @@ func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packe
 		},
 		&awscommon.StepKeyPair{
 			Debug:                b.config.PackerDebug,
+			SSHAgentAuth:         b.config.Comm.SSHAgentAuth,
 			DebugKeyPath:         fmt.Sprintf("ec2_%s.pem", b.config.PackerBuildName),
 			KeyPairName:          b.config.SSHKeyPairName,
 			TemporaryKeyPairName: b.config.TemporaryKeyPairName,
diff --git a/builder/amazon/instance/builder.go b/builder/amazon/instance/builder.go
index 230dcaf34..e428a43eb 100644
--- a/builder/amazon/instance/builder.go
+++ b/builder/amazon/instance/builder.go
@@ -197,6 +197,7 @@ func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packe
 		},
 		&awscommon.StepKeyPair{
 			Debug:                b.config.PackerDebug,
+			SSHAgentAuth:         b.config.Comm.SSHAgentAuth,
 			DebugKeyPath:         fmt.Sprintf("ec2_%s.pem", b.config.PackerBuildName),
 			KeyPairName:          b.config.SSHKeyPairName,
 			PrivateKeyFile:       b.config.RunConfig.Comm.SSHPrivateKey,