diff --git a/config.h b/config.h
index bfa9e2f..09cce39 100644
--- a/config.h
+++ b/config.h
@@ -7,6 +7,7 @@ static const unsigned int gappih    = 20;       /* horiz inner gap between windo
 static const unsigned int gappiv    = 10;       /* vert inner gap between windows */
 static const unsigned int gappoh    = 10;       /* horiz outer gap between windows and screen edge */
 static const unsigned int gappov    = 30;       /* vert outer gap between windows and screen edge */
+static const int swallowfloating    = 0;        /* 1 means swallow floating windows by default */
 static const int smartgaps          = 0;        /* 1 means no outer gap when there is only one window */
 static const int showbar            = 1;        /* 0 means no bar */
 static const int topbar             = 1;        /* 0 means bottom bar */
diff --git a/dwm.c b/dwm.c
index a6968ff..33873cf 100644
--- a/dwm.c
+++ b/dwm.c
@@ -485,6 +485,8 @@ swallow(Client *p, Client *c)
 {
 	if (c->noswallow || c->isterminal)
 		return;
+	if (!swallowfloating && c->isfloating)
+		return;
 
 	detach(c);
 	detachstack(c);