diff --git a/projects/scripts/adi_project.tcl b/projects/scripts/adi_project.tcl
index 2efdc701a..c2213afc4 100644
--- a/projects/scripts/adi_project.tcl
+++ b/projects/scripts/adi_project.tcl
@@ -127,7 +127,7 @@ proc adi_project_create {project_name {mode 0}} {
     write_hwdef -file "$project_name.data/$project_name.hwdef"
   }
 
-  if {![info exists ::env(ADI_NO_BITSTREAM_COMPRESSION)] || ![info exists ADI_NO_BITSTREAM_COMPRESSION]} {
+  if {![info exists ::env(ADI_NO_BITSTREAM_COMPRESSION)] && ![info exists ADI_NO_BITSTREAM_COMPRESSION]} {
     add_files -norecurse -fileset sources_1 \
 		"$ad_hdl_dir/projects/common/xilinx/compression_system_constr.xdc"
   }