diff --git a/diffoscope.spec b/diffoscope.spec
index 851d3e8..ecbaa64 100644
--- a/diffoscope.spec
+++ b/diffoscope.spec
@@ -51,11 +51,13 @@ Patch0:        0001-tests-make-test_cbfs-test_listing-pass-on-Fedora.patch
     poppler-utils \
     python3-debian \
     python3-PyPDF2 \
+    python3-magic \
+    python3-tlsh \
+    python3-libarchive-c \
     enjarify \
     gnumeric \
     odt2txt \
-    wabt \
-    fpc
+    wabt
 
 # missing:
 # apktool
@@ -67,23 +69,23 @@ Patch0:        0001-tests-make-test_cbfs-test_listing-pass-on-Fedora.patch
     coreboot-utils \
     mono-devel
 %endif
+%ifarch x86_64 i686 armv7hl
+%global tools3 \
+    fpc
+%endif
+
 
-%global toolz %(echo "%tools %?tools2" | grep . | tr '\\n' ', ')
+%global toolz %(echo "%tools %?tools2 %?tools3" | grep . | tr '\\n' ', ')
 
 BuildArch:     noarch
 BuildRequires: python3-devel
 BuildRequires: python3-setuptools
-BuildRequires: python3-magic
-BuildRequires: python3-libarchive-c
 BuildRequires: python3-docutils
 # for tests
 BuildRequires: python3-pytest
 BuildRequires: %toolz
 BuildRequires: help2man
 
-Requires:      python3-magic
-Requires:      python3-tlsh
-Requires:      python3-libarchive-c
 # libguestfs is not installable in koji right now, ffs. Let's only require is at end user systems.
 Requires:      python3-libguestfs
 Recommends:    %toolz