diff --git a/.gitignore b/.gitignore
index bae7368..f5d1df0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 /angle-down.png
 /v0.18.0.tar.gz
+/0015-Use-C-scoping-for-handling-buffer-deletion.patch
diff --git a/sddm.spec b/sddm.spec
index 3c1e110..186ce0b 100644
--- a/sddm.spec
+++ b/sddm.spec
@@ -2,7 +2,7 @@
 
 Name:           sddm
 Version:        0.18.0
-Release:        3%{?dist}
+Release:        4%{?dist}
 License:        GPLv2+
 Summary:        QML based X11 desktop manager
 
@@ -10,6 +10,8 @@ Url:            https://github.com/sddm/sddm
 Source0:        https://github.com/sddm/sddm/archive/v%{version}.tar.gz
 
 ## upstream patches (in lookaside cache)
+# https://github.com/sddm/sddm/issues/1145
+Patch15:        0015-Use-C-scoping-for-handling-buffer-deletion.patch
 
 ## upstreamable patches
 # Fixes RHBZ #1392654
@@ -88,6 +90,8 @@ A collection of sddm themes, including: elarun, maldives, maya
 %prep
 %setup -q
 
+%patch15 -p1 -b .0015
+
 #patch54 -p1 -b .0054
 
 %patch101 -p1 -b .fedora_config
@@ -202,6 +206,9 @@ exit 0
 
 
 %changelog
+* Wed Mar 13 2019 Rex Dieter <rdieter@fedoraproject.org> - 0.18.0-4
+- pull in upstream fix for https://github.com/sddm/sddm/issues/1145 (#1667171)
+
 * Sat Feb 02 2019 Fedora Release Engineering <releng@fedoraproject.org> - 0.18.0-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
 
diff --git a/sources b/sources
index c1da5fc..4eb98c8 100644
--- a/sources
+++ b/sources
@@ -1 +1,2 @@
 SHA512 (v0.18.0.tar.gz) = 474be3fc159ca31cae409ef5263c47376d41f500d8b495fc7ef896ad0f1a599a5fea9a58d7df2874493dfd9230d0121cdd836ec6171774df2ce1639e8e4c652f
+SHA512 (0015-Use-C-scoping-for-handling-buffer-deletion.patch) = 90607b91ddba95e8ef9944c06f38064df0ed98be26fac9ae81a0cbc624525262f9dd2f8e9de9bed7e60bd56dfa2c6c5d99668f8278b6938e6013ea2ec8a5cf20