diff --git a/kmath-ast/build.gradle.kts b/kmath-ast/build.gradle.kts
index 894279695..5b764459c 100644
--- a/kmath-ast/build.gradle.kts
+++ b/kmath-ast/build.gradle.kts
@@ -33,21 +33,23 @@ kotlin.sourceSets {
 
     jsMain {
         dependencies {
-            implementation(npm("astring", "1.4.3"))
+            implementation(npm("astring", "1.7.0"))
         }
     }
 
     jvmMain {
         dependencies {
-            api("com.github.h0tk3y.betterParse:better-parse:0.4.0")
-            implementation("org.ow2.asm:asm:9.0")
-            implementation("org.ow2.asm:asm-commons:9.0")
+            api("com.github.h0tk3y.betterParse:better-parse:0.4.1")
+            implementation("org.ow2.asm:asm:9.1")
+            implementation("org.ow2.asm:asm-commons:9.1")
         }
     }
 }
 
 //Workaround for https://github.com/Kotlin/dokka/issues/1455
-tasks.getByName("dokkaHtml").dependsOn(tasks.getByName("build"))
+tasks.dokkaHtml {
+    dependsOn(tasks.build)
+}
 
 readme {
     maturity = Maturity.PROTOTYPE
diff --git a/kmath-ast/src/jvmMain/kotlin/space/kscience/kmath/ast/parser.kt b/kmath-ast/src/jvmMain/kotlin/space/kscience/kmath/ast/parser.kt
index 4d8204383..be4aff34f 100644
--- a/kmath-ast/src/jvmMain/kotlin/space/kscience/kmath/ast/parser.kt
+++ b/kmath-ast/src/jvmMain/kotlin/space/kscience/kmath/ast/parser.kt
@@ -1,4 +1,4 @@
-// TODO move to common when https://github.com/h0tk3y/better-parse/pull/33 is merged
+// TODO move to common when https://github.com/h0tk3y/better-parse/pull/37 is merged
 
 package space.kscience.kmath.ast
 
@@ -25,8 +25,8 @@ import space.kscience.kmath.operations.SpaceOperations
  */
 public object ArithmeticsEvaluator : Grammar<MST>() {
     // TODO replace with "...".toRegex() when better-parse 0.4.1 is released
-    private val num: Token by regexToken("[\\d.]+(?:[eE][-+]?\\d+)?")
-    private val id: Token by regexToken("[a-z_A-Z][\\da-z_A-Z]*")
+    private val num: Token by regexToken("[\\d.]+(?:[eE][-+]?\\d+)?".toRegex())
+    private val id: Token by regexToken("[a-z_A-Z][\\da-z_A-Z]*".toRegex())
     private val lpar: Token by literalToken("(")
     private val rpar: Token by literalToken(")")
     private val comma: Token by literalToken(",")
@@ -35,7 +35,7 @@ public object ArithmeticsEvaluator : Grammar<MST>() {
     private val div: Token by literalToken("/")
     private val minus: Token by literalToken("-")
     private val plus: Token by literalToken("+")
-    private val ws: Token by regexToken("\\s+", ignore = true)
+    private val ws: Token by regexToken("\\s+".toRegex(), ignore = true)
 
     private val number: Parser<MST> by num use { MST.Numeric(text.toDouble()) }
     private val singular: Parser<MST> by id use { MST.Symbolic(text) }