diff --git a/srcpkgs/pchar/patches/fix-build.patch b/srcpkgs/pchar/patches/fix-build.patch
new file mode 100644
index 00000000000..60702e0257a
--- /dev/null
+++ b/srcpkgs/pchar/patches/fix-build.patch
@@ -0,0 +1,22 @@
+--- ResultTable.cc.orig	2018-01-10 19:18:31.278796587 +0100
++++ ResultTable.cc	2018-01-10 19:18:18.193831083 +0100
+@@ -909,8 +909,8 @@ void ResultTable::lmsint(double &a, doub
+ 	l = 0;
+ 	for (i = 0; i < columns; i++) {
+ 	    if (partialmins[i] != timeoutresult) {
+-		residuals[l] = abs(partialmins[i] - 
+-				   ((currentslope * 
++		residuals[l] = abs((long int)partialmins[i] - 
++				   (long int)((currentslope * 
+ 				     column2size(i) /
+ 				     slopescale) +
+ 				    currentintercept));
+@@ -930,7 +930,7 @@ void ResultTable::lmsint(double &a, doub
+ 	l = 0;
+ 	for (i = 0; i < columns; i++) {
+ 	    if (partialmins[i] != timeoutresult) {
+-		ys[l] = abs(partialmins[i] - mediany);
++		ys[l] = abs((long int)partialmins[i] - (long int)mediany);
+ 		l++;
+ 	    }
+ 	}
diff --git a/srcpkgs/pchar/template b/srcpkgs/pchar/template
index 62ce83286e4..d24304ec066 100644
--- a/srcpkgs/pchar/template
+++ b/srcpkgs/pchar/template
@@ -1,7 +1,7 @@
 # Template file for 'pchar'
 pkgname=pchar
 version=1.5
-revision=2
+revision=3
 build_style=gnu-configure
 short_desc="Perform network measurements along an Internet path"
 maintainer="Christian Neukirchen <chneukirchen@gmail.com>"