diff --git a/debian/patches/256slots.patch b/debian/patches/256slots.patch
new file mode 100644
index 0000000..b044f13
--- /dev/null
+++ b/debian/patches/256slots.patch
@@ -0,0 +1,11 @@
+--- a/src/PCSC/pcsclite.h.in
++++ b/src/PCSC/pcsclite.h.in
+@@ -281,7 +281,7 @@ extern const SCARD_IO_REQUEST g_rgSCardT
+ 
+ #define PCSCLITE_VERSION_NUMBER		"@VERSION@"	/**< Current version */
+ /** Maximum readers context (a slot is count as a reader) */
+-#define PCSCLITE_MAX_READERS_CONTEXTS			16
++#define PCSCLITE_MAX_READERS_CONTEXTS			256
+ 
+ #define MAX_READERNAME			128
+ 
diff --git a/debian/patches/series b/debian/patches/series
index e69de29..a240b66 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -0,0 +1 @@
+256slots.patch