diff --git a/spim_registration/tools/czi_resave/checkpoint.sh b/spim_registration/tools/czi_resave/checkpoint.sh
index f24f5f65767c6859c3ddae328e6d985bf5af6532..7442db5909ada1ddf48c8ce377c2b2bfe4ce69bb 100755
--- a/spim_registration/tools/czi_resave/checkpoint.sh
+++ b/spim_registration/tools/czi_resave/checkpoint.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-#source ../../master_3.3.sh
+source ../../master_preprocessing.sh
 
 timepoint=`seq 0 391`
 dir=/projects/pilot_spim/Christopher/2014-10-23_H2A_gsb_G3/
diff --git a/spim_registration/tools/rename-zeiss-files.sh b/spim_registration/tools/rename-zeiss-files.sh
index 18adc3ac7a9bdc19697436ed687650a609a3a06b..fff09797e01d8b14729ec78358d6d345a90eb168 100755
--- a/spim_registration/tools/rename-zeiss-files.sh
+++ b/spim_registration/tools/rename-zeiss-files.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 # path of master file
-source ../master_3.3.sh
+source ../master_preprocessing.sh
 
 # path of source and target files
 source_pattern=${image_file_directory}${source_pattern}