diff --git a/bin/install.script b/bin/install.script
index d6808cc..a554408 100755
--- a/bin/install.script
+++ b/bin/install.script
@@ -1,34 +1,32 @@
 #!/bin/sh 
 
+SRC_BASE_DIR=~/projects/git/osmo-ttcn3-hacks
 
-
-ln -sf ../COMMON/src/General_Types.ttcn                     .
+ln -sf $SRC_BASE_DIR/COMMON/src/General_Types.ttcn                     .
 
 #M3UA protocol module
-ln -sf ../M3UA_CNL113536/src/M3UA_Types.ttcn                     .
+ln -sf $SRC_BASE_DIR/M3UA_CNL113536/src/M3UA_Types.ttcn                     .
 #M3UA Emulator
-ln -sf ../M3UA_CNL113537/src/M3UA_Emulation.ttcn                     .
+ln -sf $SRC_BASE_DIR/M3UA_CNL113537/src/M3UA_Emulation.ttcn                     .
 
 
 #MTP3 test port (partly)
-
-ln -sf ../MTP3asp_CNL113337/src/MTP3asp_Types.ttcn                   .
-ln -sf ../MTP3asp_CNL113337/src/MTP3asp_PortType.ttcn                .
+ln -sf $SRC_BASE_DIR/MTP3asp_CNL113337/src/MTP3asp_Types.ttcn                   .
+ln -sf $SRC_BASE_DIR/MTP3asp_CNL113337/src/MTP3asp_PortType.ttcn                .
 
 #SCCP Emulator + protocol module
-
-ln -sf ../SCCP_CNL113341/src/SCCPasp_Types.ttcn                   .
-ln -sf ../SCCP_CNL113341/src/SCCP_Types.ttcn                   .
-ln -sf ../SCCP_CNL113341/src/SCCP_Mapping.ttcnpp                   .
-ln -sf ../SCCP_CNL113341/src/SCCP_Emulation.ttcn                   .
+ln -sf $SRC_BASE_DIR/SCCP_CNL113341/src/SCCPasp_Types.ttcn                   .
+ln -sf $SRC_BASE_DIR/SCCP_CNL113341/src/SCCP_Types.ttcn                   .
+ln -sf $SRC_BASE_DIR/SCCP_CNL113341/src/SCCP_Mapping.ttcnpp                   .
+ln -sf $SRC_BASE_DIR/SCCP_CNL113341/src/SCCP_Emulation.ttcn                   .
 
 #SCTP test port 
-ln -sf ../SCTPasp_CNL113469/src/SCTPasp_Types.ttcn                   .
-ln -sf ../SCTPasp_CNL113469/src/SCTPasp_PortType.ttcn                   .
-ln -sf ../SCTPasp_CNL113469/src/SCTPasp_PT.hh                   .
-ln -sf ../SCTPasp_CNL113469/src/SCTPasp_PT.cc                   .
+ln -sf $SRC_BASE_DIR/SCTPasp_CNL113469/src/SCTPasp_Types.ttcn                   .
+ln -sf $SRC_BASE_DIR/SCTPasp_CNL113469/src/SCTPasp_PortType.ttcn                   .
+ln -sf $SRC_BASE_DIR/SCTPasp_CNL113469/src/SCTPasp_PT.hh                   .
+ln -sf $SRC_BASE_DIR/SCTPasp_CNL113469/src/SCTPasp_PT.cc                   .
 
 
 #Test cases
-ln -sf ../SCCP_Test/SCCP_Testcases.ttcn                     .
-ln -sf ../SCCP_Test/SCCP_Testcases.cfg                     .
+ln -sf $SRC_BASE_DIR/SCCP_Test/SCCP_Testcases.ttcn                     .
+ln -sf $SRC_BASE_DIR/SCCP_Test/SCCP_Testcases.cfg                     .