diff --git a/llm/filetype.go b/llm/filetype.go
index e5e9410d..cb442848 100644
--- a/llm/filetype.go
+++ b/llm/filetype.go
@@ -29,6 +29,11 @@ const (
 	fileTypeQ2_K_S
 	fileTypeQ3_K_XS
 	fileTypeIQ3_XXS
+	fileTypeIQ1_S
+	fileTypeIQ4_NL
+	fileTypeIQ3_S
+	fileTypeIQ2_S
+	fileTypeIQ4_XS
 
 	fileTypeUnknown
 )
@@ -77,6 +82,16 @@ func ParseFileType(s string) (fileType, error) {
 		return fileTypeQ2_K_S, nil
 	case "Q3_K_XS":
 		return fileTypeQ3_K_XS, nil
+	case "IQ1_S":
+		return fileTypeIQ1_S, nil
+	case "IQ4_NL":
+		return fileTypeIQ4_NL, nil
+	case "IQ3_S":
+		return fileTypeIQ3_S, nil
+	case "IQ2_S":
+		return fileTypeIQ2_S, nil
+	case "IQ4_XS":
+		return fileTypeIQ4_XS, nil
 	case "IQ3_XXS":
 		return fileTypeIQ3_XXS, nil
 	default:
@@ -128,6 +143,16 @@ func (t fileType) String() string {
 		return "Q2_K_S"
 	case fileTypeQ3_K_XS:
 		return "Q3_K_XS"
+	case fileTypeIQ1_S:
+		return "IQ1_S"
+	case fileTypeIQ4_NL:
+		return "IQ4_NL"
+	case fileTypeIQ3_S:
+		return "IQ3_S"
+	case fileTypeIQ2_S:
+		return "IQ2_S"
+	case fileTypeIQ4_XS:
+		return "IQ4_XS"
 	case fileTypeIQ3_XXS:
 		return "IQ3_XXS"
 	default:
diff --git a/llm/ggml.go b/llm/ggml.go
index a83bba8f..7093ca64 100644
--- a/llm/ggml.go
+++ b/llm/ggml.go
@@ -125,9 +125,9 @@ type Tensor struct {
 
 func (t Tensor) blockSize() uint64 {
 	switch {
-	case t.Kind < 2:
+	case t.Kind < 2 || (t.Kind > 23 && t.Kind < 29):
 		return 1
-	case t.Kind < 10:
+	case t.Kind < 10 || t.Kind == 20:
 		return 32
 	default:
 		return 256
@@ -172,6 +172,16 @@ func (t Tensor) typeSize() uint64 {
 		return 2 + 2*blockSize/8 + blockSize/32
 	case 18: // IQ3_XXS
 		return 2 + 3*blockSize/8
+	case 19: // IQ1_S
+		return 2 + blockSize/8 + blockSize/16
+	case 20: // IQ4_NL
+		return 2 + blockSize/2
+	case 21: // IQ3_S
+		return 2 + 2*blockSize/8 + blockSize/8 + blockSize/32 + 4
+	case 22: // IQ2_S
+		return 2 + blockSize/4 + blockSize/16
+	case 23: // IQ4_XS
+		return 4 + blockSize/2 + blockSize/64
 	default:
 		return 0
 	}