diff --git a/less/cost.less b/less/cost.less
index 750fd9e..0f9c469 100644
--- a/less/cost.less
+++ b/less/cost.less
@@ -17,23 +17,23 @@
     /**
      * Single symbols */
     &.@{prefix}-w,
-    &.@{prefix}-pw {
+    &.@{prefix}-wp {
         background-color: #F0F2C0;
     }
     &.@{prefix}-u,
-    &.@{prefix}-pu {
+    &.@{prefix}-up {
         background-color: #B5CDE3;
     }
     &.@{prefix}-b,
-    &.@{prefix}-pb {
+    &.@{prefix}-bp {
         background-color: #ACA29A;
     }
     &.@{prefix}-r,
-    &.@{prefix}-pr {
+    &.@{prefix}-rp {
         background-color: #DB8664;
     }
     &.@{prefix}-g,
-    &.@{prefix}-pg {
+    &.@{prefix}-gp {
         background-color: #93B483;
     }
 
@@ -193,11 +193,11 @@
     /**
      * Phyrexian mana and size increases */
     &.@{prefix}-p:before,
-    &.@{prefix}-pw:before,
-    &.@{prefix}-pu:before,
-    &.@{prefix}-pb:before,
-    &.@{prefix}-pr:before,
-    &.@{prefix}-pg:before {
+    &.@{prefix}-wp:before,
+    &.@{prefix}-up:before,
+    &.@{prefix}-bp:before,
+    &.@{prefix}-rp:before,
+    &.@{prefix}-gp:before {
         display: inline-block;
         -moz-transform: scale( 1.2, 1.2 );
         -webkit-transform: scale( 1.2, 1.2 );
diff --git a/less/icons.less b/less/icons.less
index 171506b..3b6790e 100644
--- a/less/icons.less
+++ b/less/icons.less
@@ -26,11 +26,11 @@
 .@{prefix}-y:before { content: "\e616"; }
 .@{prefix}-z:before { content: "\e617"; }
 .@{prefix}-p:before,
-.@{prefix}-pw:before,
-.@{prefix}-pu:before,
-.@{prefix}-pb:before,
-.@{prefix}-pr:before,
-.@{prefix}-pg:before { content: "\e618"; }
+.@{prefix}-wp:before,
+.@{prefix}-up:before,
+.@{prefix}-bp:before,
+.@{prefix}-rp:before,
+.@{prefix}-gp:before { content: "\e618"; }
 .@{prefix}-s:before { content: "\e619"; }
 
 /**