diff --git a/packages/core/src/render3/instructions.ts b/packages/core/src/render3/instructions.ts
index 495c26b244..224b21e78c 100644
--- a/packages/core/src/render3/instructions.ts
+++ b/packages/core/src/render3/instructions.ts
@@ -38,7 +38,7 @@ import {StylingContext} from './interfaces/styling';
 import {BINDING_INDEX, CHILD_HEAD, CHILD_TAIL, CLEANUP, CONTEXT, DECLARATION_VIEW, ExpandoInstructions, FLAGS, HEADER_OFFSET, HOST, INJECTOR, InitPhaseState, LView, LViewFlags, NEXT, OpaqueViewState, PARENT, QUERIES, RENDERER, RENDERER_FACTORY, RootContext, RootContextFlags, SANITIZER, TData, TVIEW, TView, T_HOST} from './interfaces/view';
 import {assertNodeOfPossibleTypes, assertNodeType} from './node_assert';
 import {appendChild, appendProjectedNodes, createTextNode, insertView, removeView} from './node_manipulation';
-import {isNodeMatchingSelectorList, matchingSelectorIndex} from './node_selector_matcher';
+import {isNodeMatchingSelectorList, matchingProjectionSelectorIndex} from './node_selector_matcher';
 import {applyOnCreateInstructions} from './node_util';
 import {decreaseElementDepthCount, enterView, getBindingsEnabled, getCheckNoChangesMode, getContextLView, getCurrentDirectiveDef, getElementDepthCount, getIsParent, getLView, getPreviousOrParentTNode, increaseElementDepthCount, isCreationMode, leaveView, nextContextImpl, resetComponentState, setBindingRoot, setCheckNoChangesMode, setCurrentDirectiveDef, setCurrentQueryIndex, setIsParent, setPreviousOrParentTNode} from './state';
 import {getInitialClassNameValue, getInitialStyleStringValue, initializeStaticContext as initializeStaticStylingContext, patchContextWithStaticAttrs, renderInitialClasses, renderInitialStyles, renderStyling, updateClassProp as updateElementClassProp, updateContextWithBindings, updateStyleProp as updateElementStyleProp, updateStylingMap} from './styling/class_and_style_bindings';
@@ -2558,8 +2558,9 @@ export function projectionDef(selectors?: CssSelectorList[], textSelectors?: str
     let componentChild: TNode|null = componentNode.child;
 
     while (componentChild !== null) {
-      const bucketIndex =
-          selectors ? matchingSelectorIndex(componentChild, selectors, textSelectors !) : 0;
+      const bucketIndex = selectors ?
+          matchingProjectionSelectorIndex(componentChild, selectors, textSelectors !) :
+          0;
 
       if (tails[bucketIndex]) {
         tails[bucketIndex] !.projectionNext = componentChild;
diff --git a/packages/core/src/render3/node_selector_matcher.ts b/packages/core/src/render3/node_selector_matcher.ts
index 9fcc32cfa7..aabd4d61e9 100644
--- a/packages/core/src/render3/node_selector_matcher.ts
+++ b/packages/core/src/render3/node_selector_matcher.ts
@@ -209,13 +209,13 @@ export function getProjectAsAttrValue(tNode: TNode): string|null {
 }
 
 /**
- * Checks a given node against matching selectors and returns
+ * Checks a given node against matching projection selectors and returns
  * selector index (or 0 if none matched).
  *
  * This function takes into account the ngProjectAs attribute: if present its value will be compared
  * to the raw (un-parsed) CSS selector instead of using standard selector matching logic.
  */
-export function matchingSelectorIndex(
+export function matchingProjectionSelectorIndex(
     tNode: TNode, selectors: CssSelectorList[], textSelectors: string[]): number {
   const ngProjectAsAttrVal = getProjectAsAttrValue(tNode);
   for (let i = 0; i < selectors.length; i++) {