diff --git a/builder/package.debian-11 b/builder/package.debian-11
index 03be1b4..ad97ab9 100644
--- a/builder/package.debian-11
+++ b/builder/package.debian-11
@@ -11,6 +11,11 @@ if [[ "${R_VERSION}" =~ ^3 ]]; then
 - libpcre3-dev'
 fi
 
+deflate_libs='# - libdeflate-dev'
+if grep -q '^LIBS *=.*[-]ldeflate' ${R_INSTALL_PATH}/lib/R/etc/Makeconf; then
+    deflate_libs='- libdeflate-dev'
+fi
+
 cat <<EOF > /tmp/nfpm.yml
 name: r-${R_VERSION}
 version: 1
@@ -36,6 +41,7 @@ depends:
 - libc6
 - libcairo2
 - libcurl4-openssl-dev
+${deflate_libs}
 - libglib2.0-0
 - libgomp1
 - libicu-dev
diff --git a/builder/package.debian-12 b/builder/package.debian-12
index c7673d5..79bf036 100644
--- a/builder/package.debian-12
+++ b/builder/package.debian-12
@@ -11,6 +11,11 @@ if [[ "${R_VERSION}" =~ ^3 ]]; then
 - libpcre3-dev'
 fi
 
+deflate_libs='# - libdeflate-dev'
+if grep -q '^LIBS *=.*[-]ldeflate' ${R_INSTALL_PATH}/lib/R/etc/Makeconf; then
+    deflate_libs='- libdeflate-dev'
+fi
+
 cat <<EOF > /tmp/nfpm.yml
 name: r-${R_VERSION}
 version: 1
@@ -36,6 +41,7 @@ depends:
 - libc6
 - libcairo2
 - libcurl4-openssl-dev
+${deflate_libs}
 - libglib2.0-0
 - libgomp1
 - libicu-dev