diff --git a/src/ca65/condasm.c b/src/ca65/condasm.c
index ed170b6d4..8570b355b 100644
--- a/src/ca65/condasm.c
+++ b/src/ca65/condasm.c
@@ -494,6 +494,16 @@ void DoConditionals (void)
                 CalcOverallIfCond ();
                 break;
 
+            case TOK_IFPSWEET16:
+                D = AllocIf (".IFPSWEET16", 1);
+                NextTok ();
+                if (IfCond) {
+                    SetIfCond (D, GetCPU() == CPU_SWEET16);
+                }
+                ExpectSep ();
+                CalcOverallIfCond ();
+                break;
+
             case TOK_IFPWC02:
                 D = AllocIf (".IFPWC02", 1);
                 NextTok ();
diff --git a/src/ca65/pseudo.c b/src/ca65/pseudo.c
index 27207c84c..e6e10df2c 100644
--- a/src/ca65/pseudo.c
+++ b/src/ca65/pseudo.c
@@ -1752,6 +1752,14 @@ static void DoPSC02 (void)
 
 
 
+static void DoPSweet16 (void)
+/* Switch to Sweet16 CPU */
+{
+    SetCPU (CPU_SWEET16);
+}
+
+
+
 static void DoPushCharmap (void)
 /* Save the current charmap */
 {
@@ -2191,6 +2199,7 @@ static CtrlDesc CtrlCmdTab [] = {
     { ccKeepToken,      DoConditionals  },      /* .IFPDTV */
     { ccKeepToken,      DoConditionals  },      /* .IFPM740 */
     { ccKeepToken,      DoConditionals  },      /* .IFPSC02 */
+    { ccKeepToken,      DoConditionals  },      /* .IFPSWEET16 */
     { ccKeepToken,      DoConditionals  },      /* .IFPWC02 */
     { ccKeepToken,      DoConditionals  },      /* .IFREF */
     { ccNone,           DoImport        },      /* .IMPORT */
@@ -2236,6 +2245,7 @@ static CtrlDesc CtrlCmdTab [] = {
     { ccNone,           DoPopSeg        },      /* .POPSEG */
     { ccNone,           DoProc          },      /* .PROC */
     { ccNone,           DoPSC02         },      /* .PSC02 */
+    { ccNone,           DoPSweet16      },      /* .PSWEET16 */
     { ccNone,           DoPushCharmap   },      /* .PUSHCHARMAP */
     { ccNone,           DoPushCPU       },      /* .PUSHCPU */
     { ccNone,           DoPushSeg       },      /* .PUSHSEG */
diff --git a/src/ca65/scanner.c b/src/ca65/scanner.c
index 68ff71cc7..f3892d32e 100644
--- a/src/ca65/scanner.c
+++ b/src/ca65/scanner.c
@@ -231,6 +231,7 @@ struct DotKeyword {
     { ".IFPDTV",        TOK_IFPDTV              },
     { ".IFPM740",       TOK_IFPM740             },
     { ".IFPSC02",       TOK_IFPSC02             },
+    { ".IFPSWEET16",    TOK_IFPSWEET16          },
     { ".IFPWC02",       TOK_IFPWC02             },
     { ".IFREF",         TOK_IFREF               },
     { ".IMPORT",        TOK_IMPORT              },
@@ -282,6 +283,7 @@ struct DotKeyword {
     { ".POPSEG",        TOK_POPSEG              },
     { ".PROC",          TOK_PROC                },
     { ".PSC02",         TOK_PSC02               },
+    { ".PSWEET16",      TOK_PSWEET16            },
     { ".PUSHCHARMAP",   TOK_PUSHCHARMAP         },
     { ".PUSHCPU",       TOK_PUSHCPU             },
     { ".PUSHSEG",       TOK_PUSHSEG             },
diff --git a/src/ca65/token.h b/src/ca65/token.h
index de80fc910..e2b223880 100644
--- a/src/ca65/token.h
+++ b/src/ca65/token.h
@@ -204,6 +204,7 @@ typedef enum token_t {
     TOK_IFPDTV,
     TOK_IFPM740,
     TOK_IFPSC02,
+    TOK_IFPSWEET16,
     TOK_IFPWC02,
     TOK_IFREF,
     TOK_IMPORT,
@@ -249,6 +250,7 @@ typedef enum token_t {
     TOK_POPSEG,
     TOK_PROC,
     TOK_PSC02,
+    TOK_PSWEET16,
     TOK_PUSHCHARMAP,
     TOK_PUSHCPU,
     TOK_PUSHSEG,