diff --git a/bin/qtcreator b/bin/qtcreator
index d00cfa0f582d6b4d6bc175fc516259f7a2b7505b..f66b08778a6692513342d706daf82102b0c884b4 100755
--- a/bin/qtcreator
+++ b/bin/qtcreator
@@ -1,9 +1,9 @@
 #!/bin/sh
 
-bindir=$(dirname $(readlink -nf $0))
+bindir=$(dirname "$(readlink -nf $0)")
 if test "$(uname -m)" = "x86_64" ; then
-    libdir=$(cd ${bindir}/../lib64 ; pwd)
+    libdir=$(cd "${bindir}/../lib64" ; pwd)
 else
-    libdir=$(cd ${bindir}/../lib ; pwd)
+    libdir=$(cd "${bindir}/../lib" ; pwd)
 fi
 LD_LIBRARY_PATH="${libdir}/qtcreator:${LD_LIBRARY_PATH}" exec "${bindir}/qtcreator.bin" ${1+"$@"}