diff --git a/.github/workflows/w3c-publish.yml b/.github/workflows/w3c-publish.yml
index 441f52bc53..4258d55e72 100644
--- a/.github/workflows/w3c-publish.yml
+++ b/.github/workflows/w3c-publish.yml
@@ -27,7 +27,6 @@ on:
 
 jobs:
   publish-to-w3c-TR:
-    if: github.repository == 'WebAssembly/spec'
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repo
@@ -45,6 +44,7 @@ jobs:
       - name: Setup Sphinx
         run: pip install six && pip install sphinx==5.1.0
       - name: Publish all specs to their https://www.w3.org/TR/ URLs
+        if: github.repository == 'WebAssembly/spec'
         run: cd document && make -e WD-echidna-CI
         env:
           W3C_STATUS: ${{ github.event_name == 'workflow_dispatch' && inputs.w3c-status || 'WD' }}
@@ -53,3 +53,11 @@ jobs:
           W3C_ECHIDNA_TOKEN_WEBAPI: ${{ secrets.W3C_ECHIDNA_TOKEN_WEBAPI }}
           ECHIDNA_DRYRUN: ${{ github.event_name == 'pull_request'}}
           YARN_ENABLE_IMMUTABLE_INSTALLS: false
+      - name: Validate all specs with Echidna
+        if: github.repository != 'WebAssembly/spec'
+        run: cd document && make -e WD-echidna
+        env:
+          W3C_STATUS: ${{ github.event_name == 'workflow_dispatch' && inputs.w3c-status || 'WD' }}
+          W3C_USERNAME: ${{ secrets.W3C_USERNAME }}
+          W3C_PASSWORD: ${{ secrets.W3C_PASSWORD }}
+          YARN_ENABLE_IMMUTABLE_INSTALLS: false
diff --git a/document/core/Makefile b/document/core/Makefile
index e8e66c6a7d..6943e3e299 100644
--- a/document/core/Makefile
+++ b/document/core/Makefile
@@ -13,7 +13,7 @@ NAME          = WebAssembly
 DECISION_URL  = https://github.com/WebAssembly/meetings/blob/main/main/2024/WG-06-12.md
 TAR           = tar
 DEADLINE      = $(shell date -d "+30 days" +%Y-%m-%d 2>/dev/null || date -v +30d +%Y-%m-%d)
-ECHIDNA_DRYRUN = false
+ECHIDNA_DRYRUN = true
 
 # Internal variables.
 PAPEROPT_a4     = -D latex_paper_size=a4
diff --git a/document/js-api/Makefile b/document/js-api/Makefile
index a844922320..e34b7a6b24 100644
--- a/document/js-api/Makefile
+++ b/document/js-api/Makefile
@@ -6,7 +6,7 @@ NAME          = WebAssembly
 DECISION_URL  = https://github.com/WebAssembly/meetings/blob/main/main/2024/WG-06-12.md
 TAR           = tar
 DEADLINE      = $(shell date -d "+30 days" +%Y-%m-%d 2>/dev/null || date -v +30d +%Y-%m-%d)
-ECHIDNA_DRYRUN = false
+ECHIDNA_DRYRUN = true
 
 .PHONY: all
 all:
diff --git a/document/web-api/Makefile b/document/web-api/Makefile
index b4b76ebfb0..bd25da603b 100644
--- a/document/web-api/Makefile
+++ b/document/web-api/Makefile
@@ -6,7 +6,7 @@ NAME          = WebAssembly
 DECISION_URL  = https://github.com/WebAssembly/meetings/blob/main/main/2024/WG-06-12.md
 TAR           = tar
 DEADLINE      = $(shell date -d "+30 days" +%Y-%m-%d 2>/dev/null || date -v +30d +%Y-%m-%d)
-ECHIDNA_DRYRUN = false
+ECHIDNA_DRYRUN = true
 
 .PHONY: all
 all: