diff --git a/ResInsightVersion.cmake b/ResInsightVersion.cmake
index 6305eb054d..dd90572af4 100644
--- a/ResInsightVersion.cmake
+++ b/ResInsightVersion.cmake
@@ -1,14 +1,15 @@
 
 set(RESINSIGHT_MAJOR_VERSION 2017)
 set(RESINSIGHT_MINOR_VERSION 05)
-set(RESINSIGHT_INCREMENT_VERSION "2")
+set(RESINSIGHT_INCREMENT_VERSION "2-fdev.01")
 
 
 # https://github.com/CRAVA/crava/tree/master/libs/nrlib
 set(NRLIB_GITHUB_SHA "ba35d4359882f1c6f5e9dc30eb95fe52af50fd6f") 
 
 # https://github.com/Statoil/libecl
-set(ERT_GITHUB_SHA "06a39878636af0bc52582430ad0431450e51139c") 
+set(ERT_GITHUB_SHA "ecac8afb4342a321b4366fe1fb8a095e67f2d08a") 
+# Not completely shure this is the correct one. it might be db2b7317c instead or ... 
 
 # https://github.com/OPM/opm-flowdiagnostics
 set(OPM_FLOWDIAGNOSTICS_SHA "b6e59ddcd2feba450c8612a7402c9239e442c0d4")