diff --git a/topics/reference_guide/custom_language_support/documentation.md b/topics/reference_guide/custom_language_support/documentation.md
index 11f0c0133..ebc31d5d0 100644
--- a/topics/reference_guide/custom_language_support/documentation.md
+++ b/topics/reference_guide/custom_language_support/documentation.md
@@ -1,7 +1,7 @@
-# Documentation
-
+# Documentation
+
Providing code documentation displayed in the popup invoked by hovering over a symbol or invoking the "View | Quick Documentation" action.
@@ -54,19 +54,19 @@ outlining the primary components and their interactions.
{style="full"}
-DocumentationTargetProvider
+`DocumentationTargetProvider`
: Implement
[`DocumentationTargetProvider`](%gh-ic%/platform/lang-impl/src/com/intellij/platform/backend/documentation/DocumentationTargetProvider.java)
and register it as `com.intellij.platform.backend.documentation.targetProvider` extension point to build documentation
for a certain offset in a `PsiFile` by overriding `documentationTargets()`.
-PsiDocumentationTargetProvider
+`PsiDocumentationTargetProvider`
: Implement
[`PsiDocumentationTargetProvider`](%gh-ic%/platform/lang-impl/src/com/intellij/platform/backend/documentation/PsiDocumentationTargetProvider.java)
and register it as `com.intellij.platform.backend.documentation.psiTargetProvider` extension point to build documentation
for PSI elements by overriding `documentationTarget()`.
-SymbolDocumentationTargetProvider
+`SymbolDocumentationTargetProvider`
: Implement
[`SymbolDocumentationTargetProvider`](%gh-ic%/platform/lang-impl/src/com/intellij/platform/backend/documentation/SymbolDocumentationTargetProvider.java)
and register it as `com.intellij.platform.backend.documentation.symbolTargetProvider` extension point to build documentation