diff --git a/Makefile b/Makefile
index 386e6baa..a6188e81 100644
--- a/Makefile
+++ b/Makefile
@@ -32,8 +32,6 @@ BUILD_DIR := build
 DOCS_PDF := $(DOCS:%.adoc=%.pdf)
 DOCS_HTML := $(DOCS:%.adoc=%.html)
 
-PDF_THEME := docs-resources/themes/riscv-spec.yml
-
 XTRA_ADOC_OPTS :=
 ASCIIDOCTOR_PDF := asciidoctor-pdf
 ASCIIDOCTOR_HTML := asciidoctor
@@ -44,7 +42,7 @@ OPTIONS := --trace \
            -a revremark=${REVMARK} \
            -a revdate=${DATE} \
            -a pdf-fontsdir=docs-resources/fonts \
-           -a pdf-theme=${PDF_THEME} \
+           -a pdf-theme=docs-resources/themes/riscv-pdf.yml \
            $(XTRA_ADOC_OPTS) \
 		   -D build \
            --failure-level=ERROR
diff --git a/docs-resources b/docs-resources
index dab0dd1d..3dd7194c 160000
--- a/docs-resources
+++ b/docs-resources
@@ -1 +1 @@
-Subproject commit dab0dd1dcf6f30e2ce269e6f62ca66ad68775fd3
+Subproject commit 3dd7194c6694001d05e5c083ab606932b8eb72a7