diff --git a/debian/config/mips64r6/defines b/debian/config/mips64r6/defines
index 1952e1562..dc7f22c6b 100644
--- a/debian/config/mips64r6/defines
+++ b/debian/config/mips64r6/defines
@@ -5,6 +5,8 @@ kernel-arch: mips
 
 [build]
 image-file: vmlinux
+# linux-signed only works for architectures in the main archive
+signed-modules: false
 
 [image]
 install-stem: vmlinux
diff --git a/debian/config/mips64r6el/defines b/debian/config/mips64r6el/defines
index ac92b9b6d..b60be330b 100644
--- a/debian/config/mips64r6el/defines
+++ b/debian/config/mips64r6el/defines
@@ -5,6 +5,8 @@ kernel-arch: mips
 
 [build]
 image-file: vmlinux
+# linux-signed only works for architectures in the main archive
+signed-modules: false
 
 [image]
 install-stem: vmlinux
diff --git a/debian/config/mipsr6/defines b/debian/config/mipsr6/defines
index 9f5a11dbb..b945bdd3d 100644
--- a/debian/config/mipsr6/defines
+++ b/debian/config/mipsr6/defines
@@ -6,6 +6,8 @@ kernel-arch: mips
 
 [build]
 image-file: vmlinux
+# linux-signed only works for architectures in the main archive
+signed-modules: false
 
 [image]
 install-stem: vmlinux
diff --git a/debian/config/mipsr6el/defines b/debian/config/mipsr6el/defines
index 257bc06ed..f8e4aa49c 100644
--- a/debian/config/mipsr6el/defines
+++ b/debian/config/mipsr6el/defines
@@ -6,6 +6,8 @@ kernel-arch: mips
 
 [build]
 image-file: vmlinux
+# linux-signed only works for architectures in the main archive
+signed-modules: false
 
 [image]
 install-stem: vmlinux