diff --git a/create_certs/create_certs_linux b/create_certs/create_certs_linux
index 7e57e04..c1a0448 100755
Binary files a/create_certs/create_certs_linux and b/create_certs/create_certs_linux differ
diff --git a/create_certs/create_certs_osx b/create_certs/create_certs_osx
index 308e263..e29d2dd 100755
Binary files a/create_certs/create_certs_osx and b/create_certs/create_certs_osx differ
diff --git a/create_certs/create_certs_rpi b/create_certs/create_certs_rpi
index 0b561aa..76d2201 100755
Binary files a/create_certs/create_certs_rpi and b/create_certs/create_certs_rpi differ
diff --git a/create_certs/create_certs_windows.exe b/create_certs/create_certs_windows.exe
index 2c84b99..244385a 100755
Binary files a/create_certs/create_certs_windows.exe and b/create_certs/create_certs_windows.exe differ
diff --git a/create_certs/src/create_certs.go b/create_certs/src/create_certs.go
index ce61b37..8607c5d 100644
--- a/create_certs/src/create_certs.go
+++ b/create_certs/src/create_certs.go
@@ -95,7 +95,7 @@ func make_CA(outCertDirectory string) {
 			Organization: []string{"Bumper"},
 		},
 		NotBefore:             time.Now(),
-		NotAfter:              time.Now().AddDate(10, 0, 0),
+		NotAfter:              time.Now().AddDate(2, 0, 0),
 		SubjectKeyId:          bigIntHash(priv.N),
 		AuthorityKeyId:        bigIntHash(priv.N),
 		KeyUsage:              x509.KeyUsageCertSign | x509.KeyUsageCRLSign,
@@ -198,7 +198,7 @@ func signCert(outCertDirectory string, inBumperSan string) {
 		SubjectKeyId:          bigIntHash(privateKey.N),
 		AuthorityKeyId:        ca.RawSubject,
 		NotBefore:             time.Now(),
-		NotAfter:              time.Now().AddDate(10, 0, 0),
+		NotAfter:              time.Now().AddDate(2, 0, 0),
 		IsCA:                  false,
 		BasicConstraintsValid: true,
 		ExtKeyUsage:           []x509.ExtKeyUsage{x509.ExtKeyUsageClientAuth, x509.ExtKeyUsageServerAuth},