diff --git a/sci-mathematics/fricas/files/fricas-1.3.11-doc.patch b/sci-mathematics/fricas/files/fricas-1.3.11-doc.patch
deleted file mode 100644
index fa38eef84dcc4..0000000000000
--- a/sci-mathematics/fricas/files/fricas-1.3.11-doc.patch
+++ /dev/null
@@ -1,12 +0,0 @@
-diff '--color=auto' -r -U3 fricas-1.3.11.orig/src/doc/Makefile.in fricas-1.3.11/src/doc/Makefile.in
---- fricas-1.3.11.orig/src/doc/Makefile.in	2024-06-30 04:17:46.000000000 +0700
-+++ fricas-1.3.11/src/doc/Makefile.in	2024-06-30 22:46:39.519468947 +0700
-@@ -666,7 +666,7 @@
- tmp/vp-knot3.input: knot3.input ${INPUT_EXTRA_INPUT}
- 	cp $< $@
- 
--${HTEX_VIEWPORTS_STAMP}: tmp/stamp-%: tmp/vp-%.input
-+${HTEX_VIEWPORTS_STAMP}: tmp/stamp-%: tmp/vp-%.input ${INPUT_EXTRA_INPUT}
- 	unset DAASE; FRICAS=${FRICAS}; export FRICAS; \
- 		echo ")read $<" | FRICAS_INITFILE='' ${XVFB} \
- 		  ${FRICAS}/bin/fricas -noht -noclef > /dev/null