diff --git a/kcalc-15.12.3-qt56.patch b/kcalc-15.12.3-qt56.patch
new file mode 100644
index 0000000..b8fe0da
--- /dev/null
+++ b/kcalc-15.12.3-qt56.patch
@@ -0,0 +1,12 @@
+diff -up kcalc-15.12.3/kcalc.cpp.qt56 kcalc-15.12.3/kcalc.cpp
+--- kcalc-15.12.3/kcalc.cpp.qt56	2016-03-09 17:12:50.000000000 -0600
++++ kcalc-15.12.3/kcalc.cpp	2016-03-16 08:18:05.635713639 -0500
+@@ -123,7 +123,7 @@ KCalculator::KCalculator(QWidget *parent
+ 
+ 	updateGeometry();
+ 
+-	setFixedSize(minimumSize());
++	if ( ! minimumSize().isEmpty() ) setFixedSize(minimumSize());
+ 
+ 	updateDisplay(UPDATE_FROM_CORE);
+