diff --git a/eeschema/dialogs/panel_setup_pinmap.cpp b/eeschema/dialogs/panel_setup_pinmap.cpp
index 2eb4b034b4..5cb755b098 100644
--- a/eeschema/dialogs/panel_setup_pinmap.cpp
+++ b/eeschema/dialogs/panel_setup_pinmap.cpp
@@ -197,7 +197,7 @@ void PANEL_SETUP_PINMAP::setDRCMatrixButtonState( wxBitmapButton *aButton, PIN_E
         tooltip = _( "Generate warning" );
         break;
 
-    case PIN_ERROR::ERROR:
+    case PIN_ERROR::PP_ERROR:
         bitmap_butt = ercerr_xpm;
         tooltip = _( "Generate error" );
         break;
diff --git a/eeschema/erc.cpp b/eeschema/erc.cpp
index 2f985c1c58..34e6cd7cb0 100644
--- a/eeschema/erc.cpp
+++ b/eeschema/erc.cpp
@@ -377,7 +377,7 @@ void ERC_TESTER::diagnose( NETLIST_OBJECT* aNetItemRef, NETLIST_OBJECT* aNetItem
         if( settings.GetSeverity( ERCE_PIN_TO_PIN_WARNING ) != RPT_SEVERITY_IGNORE )
         {
             ERC_ITEM* ercItem = ERC_ITEM::Create(
-                    aDiag == PIN_ERROR::ERROR ? ERCE_PIN_TO_PIN_ERROR : ERCE_PIN_TO_PIN_WARNING );
+                    aDiag == PIN_ERROR::PP_ERROR ? ERCE_PIN_TO_PIN_ERROR : ERCE_PIN_TO_PIN_WARNING );
             ercItem->SetItems( pin, static_cast<SCH_PIN*>( aNetItemTst->m_Comp ) );
 
             SCH_MARKER* marker = new SCH_MARKER( ercItem, aNetItemRef->m_Start );
diff --git a/eeschema/erc_settings.cpp b/eeschema/erc_settings.cpp
index a5bcd48403..305957ed49 100644
--- a/eeschema/erc_settings.cpp
+++ b/eeschema/erc_settings.cpp
@@ -31,7 +31,7 @@ const int ercSettingsSchemaVersion = 0;
 
 
 #define OK PIN_ERROR::OK
-#define ERR PIN_ERROR::ERROR
+#define ERR PIN_ERROR::PP_ERROR
 #define WAR PIN_ERROR::WARNING
 
 /**
diff --git a/eeschema/erc_settings.h b/eeschema/erc_settings.h
index 3765355cd9..9a35f34c10 100644
--- a/eeschema/erc_settings.h
+++ b/eeschema/erc_settings.h
@@ -67,7 +67,7 @@ enum class PIN_ERROR
 {
     OK,
     WARNING,
-    ERROR,
+    PP_ERROR,
     UNCONNECTED
 };