diff --git a/src/frontend/outitf.c b/src/frontend/outitf.c
index 4e3dfe2a1..35bb0d1ca 100644
--- a/src/frontend/outitf.c
+++ b/src/frontend/outitf.c
@@ -969,6 +969,9 @@ guess_type(const char *name, char* pltypename)
         type = SV_RES;
     else if (cieq(name, "i-sweep"))
         type = SV_CURRENT;
+    else if (strstr(name, ":power\0"))
+        type = SV_POWER;
+    /* Special treatment if plot has been generated by S-parameter simulation */
     else if (pltypename && ciprefix("sp", pltypename) && ciprefix("S_", name))
         type = SV_SPARAM;
     else if (pltypename && ciprefix("sp", pltypename) && ciprefix("Y_", name))
@@ -985,8 +988,6 @@ guess_type(const char *name, char* pltypename)
         type = SV_NOTYPE;
     else if (pltypename && ciprefix("sp", pltypename) && ciprefix("Cy_", name))
         type = SV_CURRENT;
-    else if (strstr(name, ":power\0"))
-        type = SV_POWER;
     /* current source ISRC parameters for current */
     else if (substring("@i", name) && (substring("[c]", name) || substring("[dc]", name) || substring("[current]", name)))
             type = SV_CURRENT;