diff --git a/.github/workflows/doc-build-pdf.yml b/.github/workflows/doc-build-pdf.yml
index 7ae675d9e64..713aa02543d 100644
--- a/.github/workflows/doc-build-pdf.yml
+++ b/.github/workflows/doc-build-pdf.yml
@@ -87,8 +87,8 @@ jobs:
           ./bootstrap && make build
         working-directory: ./worktree-image
         env:
-          MAKE: make -j2 --output-sync=recurse
-          SAGE_NUM_THREADS: 2
+          MAKE: make -j4 --output-sync=recurse
+          SAGE_NUM_THREADS: 4
 
       - name: Build (fallback to non-incremental)
         id: build
@@ -98,8 +98,8 @@ jobs:
           make sagelib-clean && git clean -fx src/sage && ./config.status && make build
         working-directory: ./worktree-image
         env:
-          MAKE: make -j2 --output-sync=recurse
-          SAGE_NUM_THREADS: 2
+          MAKE: make -j4 --output-sync=recurse
+          SAGE_NUM_THREADS: 4
 
       - name: Build docs (PDF)
         id: docbuild
@@ -108,8 +108,8 @@ jobs:
           make doc-clean doc-uninstall; make sagemath_doc_html-build-deps sagemath_doc_pdf-no-deps
         working-directory: ./worktree-image
         env:
-          MAKE: make -j2 --output-sync=recurse
-          SAGE_NUM_THREADS: 2
+          MAKE: make -j4 --output-sync=recurse
+          SAGE_NUM_THREADS: 4
 
       - name: Copy docs
         id: copy
diff --git a/.github/workflows/doc-build.yml b/.github/workflows/doc-build.yml
index 9d82909ef5f..1b1198f5ff8 100644
--- a/.github/workflows/doc-build.yml
+++ b/.github/workflows/doc-build.yml
@@ -95,8 +95,8 @@ jobs:
           ./bootstrap && make sagemath_doc_html-build-deps
         working-directory: ./worktree-image
         env:
-          MAKE: make -j2 --output-sync=recurse
-          SAGE_NUM_THREADS: 2
+          MAKE: make -j4 --output-sync=recurse
+          SAGE_NUM_THREADS: 4
 
       - name: Build (fallback to non-incremental)
         id: build
@@ -106,8 +106,8 @@ jobs:
           make sagelib-clean && git clean -fx src/sage && ./config.status && make sagemath_doc_html-build-deps
         working-directory: ./worktree-image
         env:
-          MAKE: make -j2 --output-sync=recurse
-          SAGE_NUM_THREADS: 2
+          MAKE: make -j4 --output-sync=recurse
+          SAGE_NUM_THREADS: 4
 
       - name: Build docs
         id: docbuild
@@ -124,8 +124,8 @@ jobs:
           ./config.status && make sagemath_doc_html-no-deps
         working-directory: ./worktree-image
         env:
-          MAKE: make -j2 --output-sync=recurse
-          SAGE_NUM_THREADS: 2
+          MAKE: make -j4 --output-sync=recurse
+          SAGE_NUM_THREADS: 4
 
       - name: Copy docs
         id: copy
@@ -169,8 +169,8 @@ jobs:
           ./config.status && make sagemath_doc_html-no-deps sagemath_doc_pdf-no-deps
         working-directory: ./worktree-image
         env:
-          MAKE: make -j2 --output-sync=recurse
-          SAGE_NUM_THREADS: 2
+          MAKE: make -j4 --output-sync=recurse
+          SAGE_NUM_THREADS: 4
 
       - name: Copy live doc
         id: copylivedoc