3 files changed, 10 insertions, 10 deletions
diff --git a/spec/fixtures/b/c/doc-c.adoc b/spec/fixtures/b/c/doc-c.adoc
index 7da2676..40877bf 100644
--- a/spec/fixtures/b/c/doc-c.adoc
+++ b/spec/fixtures/b/c/doc-c.adoc
@@ -1,3 +1,3 @@
 = Document C
 
-xref:../doc-b#[]
+xref:../doc-b.adoc#[]
diff --git a/spec/fixtures/b/doc-b.adoc b/spec/fixtures/b/doc-b.adoc
index 9ed3a43..4f24989 100644
--- a/spec/fixtures/b/doc-b.adoc
+++ b/spec/fixtures/b/doc-b.adoc
@@ -1,3 +1,3 @@
 = Document B
 
-xref:c/doc-c#[]
+xref:c/doc-c.adoc#[]
diff --git a/spec/integration_spec.rb b/spec/integration_spec.rb
index 826fa5b..19655bf 100644
--- a/spec/integration_spec.rb
+++ b/spec/integration_spec.rb
@@ -31,24 +31,24 @@ describe 'Intengration Tests' do
 
     context 'without fragment' do
       it 'renders title of the referenced document as reftext' do
-        given 'xref:doc-a#[]'
+        given 'xref:doc-a.adoc#[]'
         should have_anchor href: 'doc-a.html', text: 'Document A'
       end
     end
 
     context 'with fragment' do
       it 'renders title of the referenced section with implicit id as reftext' do
-        given 'xref:doc-a#_first_section[]'
+        given 'xref:doc-a.adoc#_first_section[]'
         should have_anchor href: 'doc-a.html#_first_section', text: 'First Section'
       end
 
       it 'renders title of the referenced section with explicit id as reftext' do
-        given 'xref:doc-a#sec2[]'
+        given 'xref:doc-a.adoc#sec2[]'
         should have_anchor href: 'doc-a.html#sec2', text: 'Second Section'
       end
 
       it 'renders reftext of the referenced section with explicit reftext' do
-        given 'xref:doc-a#_third_section[]'
+        given 'xref:doc-a.adoc#_third_section[]'
         should have_anchor href: 'doc-a.html#_third_section', text: '3rd Section'
       end
     end
@@ -66,7 +66,7 @@ describe 'Intengration Tests' do
 
     context 'when extension is not active' do
       specify 'renders path of the referenced document as reftext' do
-        given 'xref:doc-a#[]', extensions: []
+        given 'xref:doc-a.adoc#[]', extensions: []
         # Note: Asciidoctor 1.5.6 and 1.5.6.1 behaves differently.
         should have_anchor href: 'doc-a.html', text: /doc-a/
       end
@@ -77,7 +77,7 @@ describe 'Intengration Tests' do
 
     context 'without fragment' do
       it 'renders path of the non-existent document as reftext' do
-        given 'xref:missing#[]'
+        given 'xref:missing.adoc#[]'
         # Note: Asciidoctor 1.5.6 and 1.5.6.1 behaves differently.
         should have_anchor href: 'missing.html', text: /missing/
       end
@@ -85,7 +85,7 @@ describe 'Intengration Tests' do
 
     context 'with non-existent fragment' do
       it 'renders path of the referenced document as reftext' do
-        given 'xref:doc-a#missing[]'
+        given 'xref:doc-a.adoc#missing[]'
         # Note: Asciidoctor 1.5.6 and 1.5.6.1 behaves differently.
         should have_anchor href: 'doc-a.html#missing', text: /doc-a/
       end
@@ -94,7 +94,7 @@ describe 'Intengration Tests' do
 
   context 'document with valid inter-document xref with reftext' do
     it 'renders provided reftext' do
-      given 'xref:doc-a#[My Title]'
+      given 'xref:doc-a.adoc#[My Title]'
       should have_anchor href: 'doc-a.html', text: 'My Title'
     end
   end