Index: trunk/ippTools/src/regtool.c
===================================================================
--- trunk/ippTools/src/regtool.c	(revision 27176)
+++ trunk/ippTools/src/regtool.c	(revision 27210)
@@ -343,5 +343,5 @@
     PXOPT_COPY_TIME(config->args, where, "-dateobs_begin", "dateobs",  ">=");
     PXOPT_COPY_TIME(config->args, where, "-dateobs_end",   "dateobs",  "<=");
-    PXOPT_COPY_STR(config->args, where,  "-filter",        "filter", "==");
+    PXOPT_COPY_STR(config->args, where,  "-filter",        "filter", "LIKE");
     PXOPT_COPY_STR(config->args, where,  "-exp_type",      "exp_type", "==");
     PXOPT_COPY_STR(config->args, where,  "-obs_mode",      "obs_mode", "==");
@@ -1048,5 +1048,5 @@
     PXOPT_COPY_STR(config->args,   where,  "-filelevel", "filelevel", "==");
     PXOPT_COPY_STR(config->args,   where,  "-reduction", "reduction", "==");
-    PXOPT_COPY_STR(config->args,   where,  "-filter", "filter", "==");
+    PXOPT_COPY_STR(config->args,   where,  "-filter", "filter", "LIKE");
     PXOPT_COPY_F32(config->args,   where,  "-airmass_min", "airmass", ">=");
     PXOPT_COPY_F32(config->args,   where,  "-airmass_max", "airmass", "<");